29809220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{212923}}^1$

素因数の和:212939

約数の個数: 24

約数和(自身を含む): 71542464

約数和(自身を除く): 41733244

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 212923, 425846, 851692, 1064615, 1490461, 2129230, 2980922, 4258460, 5961844, 7452305, 14904610, 29809220]

約数ペア:

[(1, 29809220), (2, 14904610), (4, 7452305), (5, 5961844), (7, 4258460), (10, 2980922), (14, 2129230), (20, 1490461), (28, 1064615), (35, 851692), (70, 425846), (140, 212923)]