3278613640

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{725357}}^1$

素因数の和:725481

約数の個数: 32

約数和(自身を含む): 7442173080

約数和(自身を除く): 4163559440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 725357, 1450714, 2901428, 3626785, 5802856, 7253570, 14507140, 29014280, 81965341, 163930682, 327861364, 409826705, 655722728, 819653410, 1639306820, 3278613640]

約数ペア:

[(1, 3278613640), (2, 1639306820), (4, 819653410), (5, 655722728), (8, 409826705), (10, 327861364), (20, 163930682), (40, 81965341), (113, 29014280), (226, 14507140), (452, 7253570), (565, 5802856), (904, 3626785), (1130, 2901428), (2260, 1450714), (4520, 725357)]