10891540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1597}}^1$

素因数の和:1648

約数の個数: 48

約数和(自身を含む): 25772544

約数和(自身を除く): 14881004

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1597, 1705, 3194, 3410, 6388, 6820, 7985, 15970, 17567, 31940, 35134, 49507, 70268, 87835, 99014, 175670, 198028, 247535, 351340, 495070, 544577, 990140, 1089154, 2178308, 2722885, 5445770, 10891540]

約数ペア:

[(1, 10891540), (2, 5445770), (4, 2722885), (5, 2178308), (10, 1089154), (11, 990140), (20, 544577), (22, 495070), (31, 351340), (44, 247535), (55, 198028), (62, 175670), (110, 99014), (124, 87835), (155, 70268), (220, 49507), (310, 35134), (341, 31940), (620, 17567), (682, 15970), (1364, 7985), (1597, 6820), (1705, 6388), (3194, 3410)]