10154980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1489}}^1$

素因数の和:1540

約数の個数: 48

約数和(自身を含む): 24030720

約数和(自身を除く): 13875740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1489, 1705, 2978, 3410, 5956, 6820, 7445, 14890, 16379, 29780, 32758, 46159, 65516, 81895, 92318, 163790, 184636, 230795, 327580, 461590, 507749, 923180, 1015498, 2030996, 2538745, 5077490, 10154980]

約数ペア:

[(1, 10154980), (2, 5077490), (4, 2538745), (5, 2030996), (10, 1015498), (11, 923180), (20, 507749), (22, 461590), (31, 327580), (44, 230795), (55, 184636), (62, 163790), (110, 92318), (124, 81895), (155, 65516), (220, 46159), (310, 32758), (341, 29780), (620, 16379), (682, 14890), (1364, 7445), (1489, 6820), (1705, 5956), (2978, 3410)]