945872120

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{383}}^1\times {\mathrm{2129}}^1$

素因数の和:2552

約数の個数: 64

約数和(自身を含む): 2208384000

約数和(自身を除く): 1262511880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 383, 580, 766, 1160, 1532, 1915, 2129, 3064, 3830, 4258, 7660, 8516, 10645, 11107, 15320, 17032, 21290, 22214, 42580, 44428, 55535, 61741, 85160, 88856, 111070, 123482, 222140, 246964, 308705, 444280, 493928, 617410, 815407, 1234820, 1630814, 2469640, 3261628, 4077035, 6523256, 8154070, 16308140, 23646803, 32616280, 47293606, 94587212, 118234015, 189174424, 236468030, 472936060, 945872120]

約数ペア:

[(1, 945872120), (2, 472936060), (4, 236468030), (5, 189174424), (8, 118234015), (10, 94587212), (20, 47293606), (29, 32616280), (40, 23646803), (58, 16308140), (116, 8154070), (145, 6523256), (232, 4077035), (290, 3261628), (383, 2469640), (580, 1630814), (766, 1234820), (1160, 815407), (1532, 617410), (1915, 493928), (2129, 444280), (3064, 308705), (3830, 246964), (4258, 222140), (7660, 123482), (8516, 111070), (10645, 88856), (11107, 85160), (15320, 61741), (17032, 55535), (21290, 44428), (22214, 42580)]