172938140

素因数分解:

$2^2\times 5^1\times {\mathrm{1049}}^1\times {\mathrm{8243}}^1$

素因数の和:9301

約数の個数: 24

約数和(自身を含む): 363560400

約数和(自身を除く): 190622260

約数列:

[1, 2, 4, 5, 10, 20, 1049, 2098, 4196, 5245, 8243, 10490, 16486, 20980, 32972, 41215, 82430, 164860, 8646907, 17293814, 34587628, 43234535, 86469070, 172938140]

約数ペア:

[(1, 172938140), (2, 86469070), (4, 43234535), (5, 34587628), (10, 17293814), (20, 8646907), (1049, 164860), (2098, 82430), (4196, 41215), (5245, 32972), (8243, 20980), (10490, 16486)]