31351540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4597}}^1$

素因数の和:4648

約数の個数: 48

約数和(自身を含む): 74156544

約数和(自身を除く): 42805004

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 4597, 6820, 9194, 18388, 22985, 45970, 50567, 91940, 101134, 142507, 202268, 252835, 285014, 505670, 570028, 712535, 1011340, 1425070, 1567577, 2850140, 3135154, 6270308, 7837885, 15675770, 31351540]

約数ペア:

[(1, 31351540), (2, 15675770), (4, 7837885), (5, 6270308), (10, 3135154), (11, 2850140), (20, 1567577), (22, 1425070), (31, 1011340), (44, 712535), (55, 570028), (62, 505670), (110, 285014), (124, 252835), (155, 202268), (220, 142507), (310, 101134), (341, 91940), (620, 50567), (682, 45970), (1364, 22985), (1705, 18388), (3410, 9194), (4597, 6820)]