672743180

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1\times {\mathrm{2339}}^1$

素因数の和:2618

約数の個数: 48

約数和(自身を含む): 1439998560

約数和(自身を除く): 767255380

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 197, 292, 365, 394, 730, 788, 985, 1460, 1970, 2339, 3940, 4678, 9356, 11695, 14381, 23390, 28762, 46780, 57524, 71905, 143810, 170747, 287620, 341494, 460783, 682988, 853735, 921566, 1707470, 1843132, 2303915, 3414940, 4607830, 9215660, 33637159, 67274318, 134548636, 168185795, 336371590, 672743180]

約数ペア:

[(1, 672743180), (2, 336371590), (4, 168185795), (5, 134548636), (10, 67274318), (20, 33637159), (73, 9215660), (146, 4607830), (197, 3414940), (292, 2303915), (365, 1843132), (394, 1707470), (730, 921566), (788, 853735), (985, 682988), (1460, 460783), (1970, 341494), (2339, 287620), (3940, 170747), (4678, 143810), (9356, 71905), (11695, 57524), (14381, 46780), (23390, 28762)]