1234896640

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{50777}}^1$

素因数の和:50817

約数の個数: 72

約数和(自身を含む): 3113706960

約数和(自身を除く): 1878810320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2432, 3040, 4864, 6080, 12160, 24320, 50777, 101554, 203108, 253885, 406216, 507770, 812432, 964763, 1015540, 1624864, 1929526, 2031080, 3249728, 3859052, 4062160, 4823815, 6499456, 7718104, 8124320, 9647630, 12998912, 15436208, 16248640, 19295260, 30872416, 32497280, 38590520, 61744832, 64994560, 77181040, 123489664, 154362080, 246979328, 308724160, 617448320, 1234896640]

約数ペア:

[(1, 1234896640), (2, 617448320), (4, 308724160), (5, 246979328), (8, 154362080), (10, 123489664), (16, 77181040), (19, 64994560), (20, 61744832), (32, 38590520), (38, 32497280), (40, 30872416), (64, 19295260), (76, 16248640), (80, 15436208), (95, 12998912), (128, 9647630), (152, 8124320), (160, 7718104), (190, 6499456), (256, 4823815), (304, 4062160), (320, 3859052), (380, 3249728), (608, 2031080), (640, 1929526), (760, 1624864), (1216, 1015540), (1280, 964763), (1520, 812432), (2432, 507770), (3040, 406216), (4864, 253885), (6080, 203108), (12160, 101554), (24320, 50777)]