28389840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4079}}^1$

素因数の和:4124

約数の個数: 80

約数和(自身を含む): 91065600

約数和(自身を除く): 62675760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 3480, 4079, 6960, 8158, 12237, 16316, 20395, 24474, 32632, 40790, 48948, 61185, 65264, 81580, 97896, 118291, 122370, 163160, 195792, 236582, 244740, 326320, 354873, 473164, 489480, 591455, 709746, 946328, 978960, 1182910, 1419492, 1774365, 1892656, 2365820, 2838984, 3548730, 4731640, 5677968, 7097460, 9463280, 14194920, 28389840]

約数ペア:

[(1, 28389840), (2, 14194920), (3, 9463280), (4, 7097460), (5, 5677968), (6, 4731640), (8, 3548730), (10, 2838984), (12, 2365820), (15, 1892656), (16, 1774365), (20, 1419492), (24, 1182910), (29, 978960), (30, 946328), (40, 709746), (48, 591455), (58, 489480), (60, 473164), (80, 354873), (87, 326320), (116, 244740), (120, 236582), (145, 195792), (174, 163160), (232, 122370), (240, 118291), (290, 97896), (348, 81580), (435, 65264), (464, 61185), (580, 48948), (696, 40790), (870, 32632), (1160, 24474), (1392, 20395), (1740, 16316), (2320, 12237), (3480, 8158), (4079, 6960)]