313441490

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1\times {\mathrm{1069}}^1$

素因数の和:1454

約数の個数: 32

約数和(自身を含む): 572022000

約数和(自身を除く): 258580510

約数列:

[1, 2, 5, 10, 109, 218, 269, 538, 545, 1069, 1090, 1345, 2138, 2690, 5345, 10690, 29321, 58642, 116521, 146605, 233042, 287561, 293210, 575122, 582605, 1165210, 1437805, 2875610, 31344149, 62688298, 156720745, 313441490]

約数ペア:

[(1, 313441490), (2, 156720745), (5, 62688298), (10, 31344149), (109, 2875610), (218, 1437805), (269, 1165210), (538, 582605), (545, 575122), (1069, 293210), (1090, 287561), (1345, 233042), (2138, 146605), (2690, 116521), (5345, 58642), (10690, 29321)]