40572349712

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{18242963}}^1$

素因数の和:18243110

約数の個数: 20

約数和(自身を含む): 79174463760

約数和(自身を除く): 38602114048

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 18242963, 36485926, 72971852, 145943704, 291887408, 2535771857, 5071543714, 10143087428, 20286174856, 40572349712]

約数ペア:

[(1, 40572349712), (2, 20286174856), (4, 10143087428), (8, 5071543714), (16, 2535771857), (139, 291887408), (278, 145943704), (556, 72971852), (1112, 36485926), (2224, 18242963)]