1792240

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:577

約数の個数: 40

約数和(自身を含む): 4272048

約数和(自身を除く): 2479808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 521, 688, 860, 1042, 1720, 2084, 2605, 3440, 4168, 5210, 8336, 10420, 20840, 22403, 41680, 44806, 89612, 112015, 179224, 224030, 358448, 448060, 896120, 1792240]

約数ペア:

[(1, 1792240), (2, 896120), (4, 448060), (5, 358448), (8, 224030), (10, 179224), (16, 112015), (20, 89612), (40, 44806), (43, 41680), (80, 22403), (86, 20840), (172, 10420), (215, 8336), (344, 5210), (430, 4168), (521, 3440), (688, 2605), (860, 2084), (1042, 1720)]