229748980

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{138403}}^1$

素因数の和:138495

約数の個数: 24

約数和(自身を含む): 488289312

約数和(自身を除く): 258540332

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 138403, 276806, 553612, 692015, 1384030, 2768060, 11487449, 22974898, 45949796, 57437245, 114874490, 229748980]

約数ペア:

[(1, 229748980), (2, 114874490), (4, 57437245), (5, 45949796), (10, 22974898), (20, 11487449), (83, 2768060), (166, 1384030), (332, 692015), (415, 553612), (830, 276806), (1660, 138403)]