10891140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{13963}}^1$

素因数の和:13988

約数の個数: 48

約数和(自身を含む): 32843328

約数和(自身を除く): 21952188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 13963, 27926, 41889, 55852, 69815, 83778, 139630, 167556, 181519, 209445, 279260, 363038, 418890, 544557, 726076, 837780, 907595, 1089114, 1815190, 2178228, 2722785, 3630380, 5445570, 10891140]

約数ペア:

[(1, 10891140), (2, 5445570), (3, 3630380), (4, 2722785), (5, 2178228), (6, 1815190), (10, 1089114), (12, 907595), (13, 837780), (15, 726076), (20, 544557), (26, 418890), (30, 363038), (39, 279260), (52, 209445), (60, 181519), (65, 167556), (78, 139630), (130, 83778), (156, 69815), (195, 55852), (260, 41889), (390, 27926), (780, 13963)]