272002520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{158141}}^1$

素因数の和:158195

約数の個数: 32

約数和(自身を含む): 626242320

約数和(自身を除く): 354239800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 158141, 316282, 632564, 790705, 1265128, 1581410, 3162820, 6325640, 6800063, 13600126, 27200252, 34000315, 54400504, 68000630, 136001260, 272002520]

約数ペア:

[(1, 272002520), (2, 136001260), (4, 68000630), (5, 54400504), (8, 34000315), (10, 27200252), (20, 13600126), (40, 6800063), (43, 6325640), (86, 3162820), (172, 1581410), (215, 1265128), (344, 790705), (430, 632564), (860, 316282), (1720, 158141)]