201734980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{325379}}^1$

素因数の和:325419

約数の個数: 24

約数和(自身を含む): 437310720

約数和(自身を除く): 235575740

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 325379, 650758, 1301516, 1626895, 3253790, 6507580, 10086749, 20173498, 40346996, 50433745, 100867490, 201734980]

約数ペア:

[(1, 201734980), (2, 100867490), (4, 50433745), (5, 40346996), (10, 20173498), (20, 10086749), (31, 6507580), (62, 3253790), (124, 1626895), (155, 1301516), (310, 650758), (620, 325379)]