9920220980

素因数分解:

$2^2\times 5^1\times {\mathrm{11617}}^1\times {\mathrm{42697}}^1$

素因数の和:54323

約数の個数: 24

約数和(自身を含む): 20834745288

約数和(自身を除く): 10914524308

約数列:

[1, 2, 4, 5, 10, 20, 11617, 23234, 42697, 46468, 58085, 85394, 116170, 170788, 213485, 232340, 426970, 853940, 496011049, 992022098, 1984044196, 2480055245, 4960110490, 9920220980]

約数ペア:

[(1, 9920220980), (2, 4960110490), (4, 2480055245), (5, 1984044196), (10, 992022098), (20, 496011049), (11617, 853940), (23234, 426970), (42697, 232340), (46468, 213485), (58085, 170788), (85394, 116170)]