28162920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{6343}}^1$

素因数の和:6394

約数の個数: 64

約数和(自身を含む): 86785920

約数和(自身を除く): 58623000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 4440, 6343, 12686, 19029, 25372, 31715, 38058, 50744, 63430, 76116, 95145, 126860, 152232, 190290, 234691, 253720, 380580, 469382, 704073, 761160, 938764, 1173455, 1408146, 1877528, 2346910, 2816292, 3520365, 4693820, 5632584, 7040730, 9387640, 14081460, 28162920]

約数ペア:

[(1, 28162920), (2, 14081460), (3, 9387640), (4, 7040730), (5, 5632584), (6, 4693820), (8, 3520365), (10, 2816292), (12, 2346910), (15, 1877528), (20, 1408146), (24, 1173455), (30, 938764), (37, 761160), (40, 704073), (60, 469382), (74, 380580), (111, 253720), (120, 234691), (148, 190290), (185, 152232), (222, 126860), (296, 95145), (370, 76116), (444, 63430), (555, 50744), (740, 38058), (888, 31715), (1110, 25372), (1480, 19029), (2220, 12686), (4440, 6343)]