2304820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 5620608

約数和(自身を除く): 3315788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 163, 202, 326, 404, 505, 652, 707, 815, 1010, 1141, 1414, 1630, 2020, 2282, 2828, 3260, 3535, 4564, 5705, 7070, 11410, 14140, 16463, 22820, 32926, 65852, 82315, 115241, 164630, 230482, 329260, 460964, 576205, 1152410, 2304820]

約数ペア:

[(1, 2304820), (2, 1152410), (4, 576205), (5, 460964), (7, 329260), (10, 230482), (14, 164630), (20, 115241), (28, 82315), (35, 65852), (70, 32926), (101, 22820), (140, 16463), (163, 14140), (202, 11410), (326, 7070), (404, 5705), (505, 4564), (652, 3535), (707, 3260), (815, 2828), (1010, 2282), (1141, 2020), (1414, 1630)]