8434420

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 18461520

約数和(自身を除く): 10027100

約数列:

[1, 2, 4, 5, 10, 20, 53, 73, 106, 109, 146, 212, 218, 265, 292, 365, 436, 530, 545, 730, 1060, 1090, 1460, 2180, 3869, 5777, 7738, 7957, 11554, 15476, 15914, 19345, 23108, 28885, 31828, 38690, 39785, 57770, 77380, 79570, 115540, 159140, 421721, 843442, 1686884, 2108605, 4217210, 8434420]

約数ペア:

[(1, 8434420), (2, 4217210), (4, 2108605), (5, 1686884), (10, 843442), (20, 421721), (53, 159140), (73, 115540), (106, 79570), (109, 77380), (146, 57770), (212, 39785), (218, 38690), (265, 31828), (292, 28885), (365, 23108), (436, 19345), (530, 15914), (545, 15476), (730, 11554), (1060, 7957), (1090, 7738), (1460, 5777), (2180, 3869)]