310944140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{11177}}^1$

素因数の和:11306

約数の個数: 48

約数和(自身を含む): 709847712

約数和(自身を除く): 398903572

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 214, 260, 428, 535, 1070, 1391, 2140, 2782, 5564, 6955, 11177, 13910, 22354, 27820, 44708, 55885, 111770, 145301, 223540, 290602, 581204, 726505, 1195939, 1453010, 2391878, 2906020, 4783756, 5979695, 11959390, 15547207, 23918780, 31094414, 62188828, 77736035, 155472070, 310944140]

約数ペア:

[(1, 310944140), (2, 155472070), (4, 77736035), (5, 62188828), (10, 31094414), (13, 23918780), (20, 15547207), (26, 11959390), (52, 5979695), (65, 4783756), (107, 2906020), (130, 2391878), (214, 1453010), (260, 1195939), (428, 726505), (535, 581204), (1070, 290602), (1391, 223540), (2140, 145301), (2782, 111770), (5564, 55885), (6955, 44708), (11177, 27820), (13910, 22354)]