30069920

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2647}}^1$

素因数の和:2733

約数の個数: 48

約数和(自身を含む): 72067968

約数和(自身を除く): 41998048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2647, 2840, 5294, 5680, 10588, 11360, 13235, 21176, 26470, 42352, 52940, 84704, 105880, 187937, 211760, 375874, 423520, 751748, 939685, 1503496, 1879370, 3006992, 3758740, 6013984, 7517480, 15034960, 30069920]

約数ペア:

[(1, 30069920), (2, 15034960), (4, 7517480), (5, 6013984), (8, 3758740), (10, 3006992), (16, 1879370), (20, 1503496), (32, 939685), (40, 751748), (71, 423520), (80, 375874), (142, 211760), (160, 187937), (284, 105880), (355, 84704), (568, 52940), (710, 42352), (1136, 26470), (1420, 21176), (2272, 13235), (2647, 11360), (2840, 10588), (5294, 5680)]