15576340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{431}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 35562240

約数和(自身を除く): 19985900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 139, 260, 278, 431, 556, 695, 862, 1390, 1724, 1807, 2155, 2780, 3614, 4310, 5603, 7228, 8620, 9035, 11206, 18070, 22412, 28015, 36140, 56030, 59909, 112060, 119818, 239636, 299545, 599090, 778817, 1198180, 1557634, 3115268, 3894085, 7788170, 15576340]

約数ペア:

[(1, 15576340), (2, 7788170), (4, 3894085), (5, 3115268), (10, 1557634), (13, 1198180), (20, 778817), (26, 599090), (52, 299545), (65, 239636), (130, 119818), (139, 112060), (260, 59909), (278, 56030), (431, 36140), (556, 28015), (695, 22412), (862, 18070), (1390, 11206), (1724, 9035), (1807, 8620), (2155, 7228), (2780, 5603), (3614, 4310)]