42406640

素因数分解:

$2^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{4691}}^1$

素因数の和:4817

約数の個数: 40

約数和(自身を含む): 99489168

約数和(自身を除く): 57082528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 113, 226, 452, 565, 904, 1130, 1808, 2260, 4520, 4691, 9040, 9382, 18764, 23455, 37528, 46910, 75056, 93820, 187640, 375280, 530083, 1060166, 2120332, 2650415, 4240664, 5300830, 8481328, 10601660, 21203320, 42406640]

約数ペア:

[(1, 42406640), (2, 21203320), (4, 10601660), (5, 8481328), (8, 5300830), (10, 4240664), (16, 2650415), (20, 2120332), (40, 1060166), (80, 530083), (113, 375280), (226, 187640), (452, 93820), (565, 75056), (904, 46910), (1130, 37528), (1808, 23455), (2260, 18764), (4520, 9382), (4691, 9040)]