3738640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2749}}^1$

素因数の和:2779

約数の個数: 40

約数和(自身を含む): 9207000

約数和(自身を除く): 5468360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 2749, 5498, 10996, 13745, 21992, 27490, 43984, 46733, 54980, 93466, 109960, 186932, 219920, 233665, 373864, 467330, 747728, 934660, 1869320, 3738640]

約数ペア:

[(1, 3738640), (2, 1869320), (4, 934660), (5, 747728), (8, 467330), (10, 373864), (16, 233665), (17, 219920), (20, 186932), (34, 109960), (40, 93466), (68, 54980), (80, 46733), (85, 43984), (136, 27490), (170, 21992), (272, 13745), (340, 10996), (680, 5498), (1360, 2749)]