20058840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:215

約数の個数: 160

約数和(自身を含む): 69521760

約数和(自身を除く): 49462920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 41, 45, 54, 60, 72, 81, 82, 90, 108, 120, 123, 135, 151, 162, 164, 180, 205, 216, 246, 270, 302, 324, 328, 360, 369, 405, 410, 453, 492, 540, 604, 615, 648, 738, 755, 810, 820, 906, 984, 1080, 1107, 1208, 1230, 1359, 1476, 1510, 1620, 1640, 1812, 1845, 2214, 2265, 2460, 2718, 2952, 3020, 3240, 3321, 3624, 3690, 4077, 4428, 4530, 4920, 5436, 5535, 6040, 6191, 6642, 6795, 7380, 8154, 8856, 9060, 10872, 11070, 12231, 12382, 13284, 13590, 14760, 16308, 16605, 18120, 18573, 20385, 22140, 24462, 24764, 26568, 27180, 30955, 32616, 33210, 37146, 40770, 44280, 48924, 49528, 54360, 55719, 61155, 61910, 66420, 74292, 81540, 92865, 97848, 111438, 122310, 123820, 132840, 148584, 163080, 167157, 185730, 222876, 244620, 247640, 278595, 334314, 371460, 445752, 489240, 501471, 557190, 668628, 742920, 835785, 1002942, 1114380, 1337256, 1671570, 2005884, 2228760, 2507355, 3343140, 4011768, 5014710, 6686280, 10029420, 20058840]

約数ペア:

[(1, 20058840), (2, 10029420), (3, 6686280), (4, 5014710), (5, 4011768), (6, 3343140), (8, 2507355), (9, 2228760), (10, 2005884), (12, 1671570), (15, 1337256), (18, 1114380), (20, 1002942), (24, 835785), (27, 742920), (30, 668628), (36, 557190), (40, 501471), (41, 489240), (45, 445752), (54, 371460), (60, 334314), (72, 278595), (81, 247640), (82, 244620), (90, 222876), (108, 185730), (120, 167157), (123, 163080), (135, 148584), (151, 132840), (162, 123820), (164, 122310), (180, 111438), (205, 97848), (216, 92865), (246, 81540), (270, 74292), (302, 66420), (324, 61910), (328, 61155), (360, 55719), (369, 54360), (405, 49528), (410, 48924), (453, 44280), (492, 40770), (540, 37146), (604, 33210), (615, 32616), (648, 30955), (738, 27180), (755, 26568), (810, 24764), (820, 24462), (906, 22140), (984, 20385), (1080, 18573), (1107, 18120), (1208, 16605), (1230, 16308), (1359, 14760), (1476, 13590), (1510, 13284), (1620, 12382), (1640, 12231), (1812, 11070), (1845, 10872), (2214, 9060), (2265, 8856), (2460, 8154), (2718, 7380), (2952, 6795), (3020, 6642), (3240, 6191), (3321, 6040), (3624, 5535), (3690, 5436), (4077, 4920), (4428, 4530)]