28923960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18541}}^1$

素因数の和:18568

約数の個数: 64

約数和(自身を含む): 93451680

約数和(自身を除く): 64527720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 18541, 37082, 55623, 74164, 92705, 111246, 148328, 185410, 222492, 241033, 278115, 370820, 444984, 482066, 556230, 723099, 741640, 964132, 1112460, 1205165, 1446198, 1928264, 2224920, 2410330, 2892396, 3615495, 4820660, 5784792, 7230990, 9641320, 14461980, 28923960]

約数ペア:

[(1, 28923960), (2, 14461980), (3, 9641320), (4, 7230990), (5, 5784792), (6, 4820660), (8, 3615495), (10, 2892396), (12, 2410330), (13, 2224920), (15, 1928264), (20, 1446198), (24, 1205165), (26, 1112460), (30, 964132), (39, 741640), (40, 723099), (52, 556230), (60, 482066), (65, 444984), (78, 370820), (104, 278115), (120, 241033), (130, 222492), (156, 185410), (195, 148328), (260, 111246), (312, 92705), (390, 74164), (520, 55623), (780, 37082), (1560, 18541)]