15696810740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{678341}}^1$

素因数の和:678452

約数の個数: 48

約数和(自身を含む): 35897858640

約数和(自身を除く): 20201047900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 890, 1157, 1780, 2314, 4628, 5785, 11570, 23140, 678341, 1356682, 2713364, 3391705, 6783410, 8818433, 13566820, 17636866, 35273732, 44092165, 60372349, 88184330, 120744698, 176368660, 241489396, 301861745, 603723490, 784840537, 1207446980, 1569681074, 3139362148, 3924202685, 7848405370, 15696810740]

約数ペア:

[(1, 15696810740), (2, 7848405370), (4, 3924202685), (5, 3139362148), (10, 1569681074), (13, 1207446980), (20, 784840537), (26, 603723490), (52, 301861745), (65, 241489396), (89, 176368660), (130, 120744698), (178, 88184330), (260, 60372349), (356, 44092165), (445, 35273732), (890, 17636866), (1157, 13566820), (1780, 8818433), (2314, 6783410), (4628, 3391705), (5785, 2713364), (11570, 1356682), (23140, 678341)]