2019857740

素因数分解:

$2^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{457}}^1\times {\mathrm{577}}^1$

素因数の和:1426

約数の個数: 48

約数和(自身を含む): 4269468672

約数和(自身を除く): 2249610932

約数列:

[1, 2, 4, 5, 10, 20, 383, 457, 577, 766, 914, 1154, 1532, 1828, 1915, 2285, 2308, 2885, 3830, 4570, 5770, 7660, 9140, 11540, 175031, 220991, 263689, 350062, 441982, 527378, 700124, 875155, 883964, 1054756, 1104955, 1318445, 1750310, 2209910, 2636890, 3500620, 4419820, 5273780, 100992887, 201985774, 403971548, 504964435, 1009928870, 2019857740]

約数ペア:

[(1, 2019857740), (2, 1009928870), (4, 504964435), (5, 403971548), (10, 201985774), (20, 100992887), (383, 5273780), (457, 4419820), (577, 3500620), (766, 2636890), (914, 2209910), (1154, 1750310), (1532, 1318445), (1828, 1104955), (1915, 1054756), (2285, 883964), (2308, 875155), (2885, 700124), (3830, 527378), (4570, 441982), (5770, 350062), (7660, 263689), (9140, 220991), (11540, 175031)]