7924415540

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{383}}^1\times {\mathrm{9491}}^1$

素因数の和:9992

約数の個数: 48

約数和(自身を含む): 16839567360

約数和(自身を除く): 8915151820

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 383, 436, 545, 766, 1090, 1532, 1915, 2180, 3830, 7660, 9491, 18982, 37964, 41747, 47455, 83494, 94910, 166988, 189820, 208735, 417470, 834940, 1034519, 2069038, 3635053, 4138076, 5172595, 7270106, 10345190, 14540212, 18175265, 20690380, 36350530, 72701060, 396220777, 792441554, 1584883108, 1981103885, 3962207770, 7924415540]

約数ペア:

[(1, 7924415540), (2, 3962207770), (4, 1981103885), (5, 1584883108), (10, 792441554), (20, 396220777), (109, 72701060), (218, 36350530), (383, 20690380), (436, 18175265), (545, 14540212), (766, 10345190), (1090, 7270106), (1532, 5172595), (1915, 4138076), (2180, 3635053), (3830, 2069038), (7660, 1034519), (9491, 834940), (18982, 417470), (37964, 208735), (41747, 189820), (47455, 166988), (83494, 94910)]