30324940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1129}}^1$

素因数の和:1234

約数の個数: 48

約数和(自身を含む): 68342400

約数和(自身を除く): 38017460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 79, 85, 158, 170, 316, 340, 395, 790, 1129, 1343, 1580, 2258, 2686, 4516, 5372, 5645, 6715, 11290, 13430, 19193, 22580, 26860, 38386, 76772, 89191, 95965, 178382, 191930, 356764, 383860, 445955, 891910, 1516247, 1783820, 3032494, 6064988, 7581235, 15162470, 30324940]

約数ペア:

[(1, 30324940), (2, 15162470), (4, 7581235), (5, 6064988), (10, 3032494), (17, 1783820), (20, 1516247), (34, 891910), (68, 445955), (79, 383860), (85, 356764), (158, 191930), (170, 178382), (316, 95965), (340, 89191), (395, 76772), (790, 38386), (1129, 26860), (1343, 22580), (1580, 19193), (2258, 13430), (2686, 11290), (4516, 6715), (5372, 5645)]