2612890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 5431680

約数和(自身を除く): 2818790

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 163, 229, 326, 458, 815, 1141, 1145, 1603, 1630, 2282, 2290, 3206, 5705, 8015, 11410, 16030, 37327, 74654, 186635, 261289, 373270, 522578, 1306445, 2612890]

約数ペア:

[(1, 2612890), (2, 1306445), (5, 522578), (7, 373270), (10, 261289), (14, 186635), (35, 74654), (70, 37327), (163, 16030), (229, 11410), (326, 8015), (458, 5705), (815, 3206), (1141, 2290), (1145, 2282), (1603, 1630)]