305608040

素因数分解:

$2^3\times 5^1\times {\mathrm{953}}^1\times {\mathrm{8017}}^1$

素因数の和:8981

約数の個数: 32

約数和(自身を含む): 688425480

約数和(自身を除く): 382817440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 953, 1906, 3812, 4765, 7624, 8017, 9530, 16034, 19060, 32068, 38120, 40085, 64136, 80170, 160340, 320680, 7640201, 15280402, 30560804, 38201005, 61121608, 76402010, 152804020, 305608040]

約数ペア:

[(1, 305608040), (2, 152804020), (4, 76402010), (5, 61121608), (8, 38201005), (10, 30560804), (20, 15280402), (40, 7640201), (953, 320680), (1906, 160340), (3812, 80170), (4765, 64136), (7624, 40085), (8017, 38120), (9530, 32068), (16034, 19060)]