47777140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{140521}}^1$

素因数の和:140547

約数の個数: 24

約数和(自身を含む): 106234632

約数和(自身を除く): 58457492

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 140521, 281042, 562084, 702605, 1405210, 2388857, 2810420, 4777714, 9555428, 11944285, 23888570, 47777140]

約数ペア:

[(1, 47777140), (2, 23888570), (4, 11944285), (5, 9555428), (10, 4777714), (17, 2810420), (20, 2388857), (34, 1405210), (68, 702605), (85, 562084), (170, 281042), (340, 140521)]