2286890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:254

約数の個数: 32

約数和(自身を含む): 4392576

約数和(自身を除く): 2105686

約数列:

[1, 2, 5, 10, 23, 46, 61, 115, 122, 163, 230, 305, 326, 610, 815, 1403, 1630, 2806, 3749, 7015, 7498, 9943, 14030, 18745, 19886, 37490, 49715, 99430, 228689, 457378, 1143445, 2286890]

約数ペア:

[(1, 2286890), (2, 1143445), (5, 457378), (10, 228689), (23, 99430), (46, 49715), (61, 37490), (115, 19886), (122, 18745), (163, 14030), (230, 9943), (305, 7498), (326, 7015), (610, 3749), (815, 2806), (1403, 1630)]