13965640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 34292160

約数和(自身を除く): 20326520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 107, 130, 214, 251, 260, 428, 502, 520, 535, 856, 1004, 1070, 1255, 1391, 2008, 2140, 2510, 2782, 3263, 4280, 5020, 5564, 6526, 6955, 10040, 11128, 13052, 13910, 16315, 26104, 26857, 27820, 32630, 53714, 55640, 65260, 107428, 130520, 134285, 214856, 268570, 349141, 537140, 698282, 1074280, 1396564, 1745705, 2793128, 3491410, 6982820, 13965640]

約数ペア:

[(1, 13965640), (2, 6982820), (4, 3491410), (5, 2793128), (8, 1745705), (10, 1396564), (13, 1074280), (20, 698282), (26, 537140), (40, 349141), (52, 268570), (65, 214856), (104, 134285), (107, 130520), (130, 107428), (214, 65260), (251, 55640), (260, 53714), (428, 32630), (502, 27820), (520, 26857), (535, 26104), (856, 16315), (1004, 13910), (1070, 13052), (1255, 11128), (1391, 10040), (2008, 6955), (2140, 6526), (2510, 5564), (2782, 5020), (3263, 4280)]