20238049620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{35569}}^1$

素因数の和:35722

約数の個数: 144

約数和(自身を含む): 64090026000

約数和(自身を除く): 43851976380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 109, 116, 145, 174, 180, 218, 261, 290, 327, 348, 435, 436, 522, 545, 580, 654, 870, 981, 1044, 1090, 1305, 1308, 1635, 1740, 1962, 2180, 2610, 3161, 3270, 3924, 4905, 5220, 6322, 6540, 9483, 9810, 12644, 15805, 18966, 19620, 28449, 31610, 35569, 37932, 47415, 56898, 63220, 71138, 94830, 106707, 113796, 142245, 142276, 177845, 189660, 213414, 284490, 320121, 355690, 426828, 533535, 568980, 640242, 711380, 1031501, 1067070, 1280484, 1600605, 2063002, 2134140, 3094503, 3201210, 3877021, 4126004, 5157505, 6189006, 6402420, 7754042, 9283509, 10315010, 11631063, 12378012, 15472515, 15508084, 18567018, 19385105, 20630020, 23262126, 30945030, 34893189, 37134036, 38770210, 46417545, 46524252, 58155315, 61890060, 69786378, 77540420, 92835090, 112433609, 116310630, 139572756, 174465945, 185670180, 224867218, 232621260, 337300827, 348931890, 449734436, 562168045, 674601654, 697863780, 1011902481, 1124336090, 1349203308, 1686504135, 2023804962, 2248672180, 3373008270, 4047609924, 5059512405, 6746016540, 10119024810, 20238049620]

約数ペア:

[(1, 20238049620), (2, 10119024810), (3, 6746016540), (4, 5059512405), (5, 4047609924), (6, 3373008270), (9, 2248672180), (10, 2023804962), (12, 1686504135), (15, 1349203308), (18, 1124336090), (20, 1011902481), (29, 697863780), (30, 674601654), (36, 562168045), (45, 449734436), (58, 348931890), (60, 337300827), (87, 232621260), (90, 224867218), (109, 185670180), (116, 174465945), (145, 139572756), (174, 116310630), (180, 112433609), (218, 92835090), (261, 77540420), (290, 69786378), (327, 61890060), (348, 58155315), (435, 46524252), (436, 46417545), (522, 38770210), (545, 37134036), (580, 34893189), (654, 30945030), (870, 23262126), (981, 20630020), (1044, 19385105), (1090, 18567018), (1305, 15508084), (1308, 15472515), (1635, 12378012), (1740, 11631063), (1962, 10315010), (2180, 9283509), (2610, 7754042), (3161, 6402420), (3270, 6189006), (3924, 5157505), (4905, 4126004), (5220, 3877021), (6322, 3201210), (6540, 3094503), (9483, 2134140), (9810, 2063002), (12644, 1600605), (15805, 1280484), (18966, 1067070), (19620, 1031501), (28449, 711380), (31610, 640242), (35569, 568980), (37932, 533535), (47415, 426828), (56898, 355690), (63220, 320121), (71138, 284490), (94830, 213414), (106707, 189660), (113796, 177845), (142245, 142276)]