20158210

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:402

約数の個数: 32

約数和(自身を含む): 37195200

約数和(自身を除く): 17036990

約数列:

[1, 2, 5, 10, 83, 149, 163, 166, 298, 326, 415, 745, 815, 830, 1490, 1630, 12367, 13529, 24287, 24734, 27058, 48574, 61835, 67645, 121435, 123670, 135290, 242870, 2015821, 4031642, 10079105, 20158210]

約数ペア:

[(1, 20158210), (2, 10079105), (5, 4031642), (10, 2015821), (83, 242870), (149, 135290), (163, 123670), (166, 121435), (298, 67645), (326, 61835), (415, 48574), (745, 27058), (815, 24734), (830, 24287), (1490, 13529), (1630, 12367)]