22506320

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:240

約数の個数: 80

約数和(自身を含む): 55242000

約数和(自身を除く): 32735680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 89, 109, 116, 145, 178, 218, 232, 290, 356, 436, 445, 464, 545, 580, 712, 872, 890, 1090, 1160, 1424, 1744, 1780, 2180, 2320, 2581, 3161, 3560, 4360, 5162, 6322, 7120, 8720, 9701, 10324, 12644, 12905, 15805, 19402, 20648, 25288, 25810, 31610, 38804, 41296, 48505, 50576, 51620, 63220, 77608, 97010, 103240, 126440, 155216, 194020, 206480, 252880, 281329, 388040, 562658, 776080, 1125316, 1406645, 2250632, 2813290, 4501264, 5626580, 11253160, 22506320]

約数ペア:

[(1, 22506320), (2, 11253160), (4, 5626580), (5, 4501264), (8, 2813290), (10, 2250632), (16, 1406645), (20, 1125316), (29, 776080), (40, 562658), (58, 388040), (80, 281329), (89, 252880), (109, 206480), (116, 194020), (145, 155216), (178, 126440), (218, 103240), (232, 97010), (290, 77608), (356, 63220), (436, 51620), (445, 50576), (464, 48505), (545, 41296), (580, 38804), (712, 31610), (872, 25810), (890, 25288), (1090, 20648), (1160, 19402), (1424, 15805), (1744, 12905), (1780, 12644), (2180, 10324), (2320, 9701), (2581, 8720), (3161, 7120), (3560, 6322), (4360, 5162)]