1838204560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1351621}}^1$

素因数の和:1351651

約数の個数: 40

約数和(自身を含む): 4525230456

約数和(自身を除く): 2687025896

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 1351621, 2703242, 5406484, 6758105, 10812968, 13516210, 21625936, 22977557, 27032420, 45955114, 54064840, 91910228, 108129680, 114887785, 183820456, 229775570, 367640912, 459551140, 919102280, 1838204560]

約数ペア:

[(1, 1838204560), (2, 919102280), (4, 459551140), (5, 367640912), (8, 229775570), (10, 183820456), (16, 114887785), (17, 108129680), (20, 91910228), (34, 54064840), (40, 45955114), (68, 27032420), (80, 22977557), (85, 21625936), (136, 13516210), (170, 10812968), (272, 6758105), (340, 5406484), (680, 2703242), (1360, 1351621)]