205961890

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{359}}^1\times {\mathrm{557}}^1$

素因数の和:1026

約数の個数: 32

約数和(自身を含む): 376047360

約数和(自身を除く): 170085470

約数列:

[1, 2, 5, 10, 103, 206, 359, 515, 557, 718, 1030, 1114, 1795, 2785, 3590, 5570, 36977, 57371, 73954, 114742, 184885, 199963, 286855, 369770, 399926, 573710, 999815, 1999630, 20596189, 41192378, 102980945, 205961890]

約数ペア:

[(1, 205961890), (2, 102980945), (5, 41192378), (10, 20596189), (103, 1999630), (206, 999815), (359, 573710), (515, 399926), (557, 369770), (718, 286855), (1030, 199963), (1114, 184885), (1795, 114742), (2785, 73954), (3590, 57371), (5570, 36977)]