442813720

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{165229}}^1$

素因数の和:165307

約数の個数: 32

約数和(自身を含む): 1011207600

約数和(自身を除く): 568393880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 165229, 330458, 660916, 826145, 1321832, 1652290, 3304580, 6609160, 11070343, 22140686, 44281372, 55351715, 88562744, 110703430, 221406860, 442813720]

約数ペア:

[(1, 442813720), (2, 221406860), (4, 110703430), (5, 88562744), (8, 55351715), (10, 44281372), (20, 22140686), (40, 11070343), (67, 6609160), (134, 3304580), (268, 1652290), (335, 1321832), (536, 826145), (670, 660916), (1340, 330458), (2680, 165229)]