1219111580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{9319}}^1$

素因数の和:9570

約数の個数: 48

約数和(自身を含む): 2655528960

約数和(自身を除く): 1436417380

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 211, 310, 422, 620, 844, 1055, 2110, 4220, 6541, 9319, 13082, 18638, 26164, 32705, 37276, 46595, 65410, 93190, 130820, 186380, 288889, 577778, 1155556, 1444445, 1966309, 2888890, 3932618, 5777780, 7865236, 9831545, 19663090, 39326180, 60955579, 121911158, 243822316, 304777895, 609555790, 1219111580]

約数ペア:

[(1, 1219111580), (2, 609555790), (4, 304777895), (5, 243822316), (10, 121911158), (20, 60955579), (31, 39326180), (62, 19663090), (124, 9831545), (155, 7865236), (211, 5777780), (310, 3932618), (422, 2888890), (620, 1966309), (844, 1444445), (1055, 1155556), (2110, 577778), (4220, 288889), (6541, 186380), (9319, 130820), (13082, 93190), (18638, 65410), (26164, 46595), (32705, 37276)]