28831920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9241}}^1$

素因数の和:9270

約数の個数: 80

約数和(自身を含む): 96264672

約数和(自身を除く): 67432752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 9241, 18482, 27723, 36964, 46205, 55446, 73928, 92410, 110892, 120133, 138615, 147856, 184820, 221784, 240266, 277230, 360399, 369640, 443568, 480532, 554460, 600665, 720798, 739280, 961064, 1108920, 1201330, 1441596, 1801995, 1922128, 2217840, 2402660, 2883192, 3603990, 4805320, 5766384, 7207980, 9610640, 14415960, 28831920]

約数ペア:

[(1, 28831920), (2, 14415960), (3, 9610640), (4, 7207980), (5, 5766384), (6, 4805320), (8, 3603990), (10, 2883192), (12, 2402660), (13, 2217840), (15, 1922128), (16, 1801995), (20, 1441596), (24, 1201330), (26, 1108920), (30, 961064), (39, 739280), (40, 720798), (48, 600665), (52, 554460), (60, 480532), (65, 443568), (78, 369640), (80, 360399), (104, 277230), (120, 240266), (130, 221784), (156, 184820), (195, 147856), (208, 138615), (240, 120133), (260, 110892), (312, 92410), (390, 73928), (520, 55446), (624, 46205), (780, 36964), (1040, 27723), (1560, 18482), (3120, 9241)]