205918270

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{3923}}^1$

素因数の和:4140

約数の個数: 32

約数和(自身を含む): 385650720

約数和(自身を除く): 179732450

約数列:

[1, 2, 5, 10, 29, 58, 145, 181, 290, 362, 905, 1810, 3923, 5249, 7846, 10498, 19615, 26245, 39230, 52490, 113767, 227534, 568835, 710063, 1137670, 1420126, 3550315, 7100630, 20591827, 41183654, 102959135, 205918270]

約数ペア:

[(1, 205918270), (2, 102959135), (5, 41183654), (10, 20591827), (29, 7100630), (58, 3550315), (145, 1420126), (181, 1137670), (290, 710063), (362, 568835), (905, 227534), (1810, 113767), (3923, 52490), (5249, 39230), (7846, 26245), (10498, 19615)]