20280630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{5323}}^1$

素因数の和:5460

約数の個数: 32

約数和(自身を含む): 49065984

約数和(自身を除く): 28785354

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 127, 254, 381, 635, 762, 1270, 1905, 3810, 5323, 10646, 15969, 26615, 31938, 53230, 79845, 159690, 676021, 1352042, 2028063, 3380105, 4056126, 6760210, 10140315, 20280630]

約数ペア:

[(1, 20280630), (2, 10140315), (3, 6760210), (5, 4056126), (6, 3380105), (10, 2028063), (15, 1352042), (30, 676021), (127, 159690), (254, 79845), (381, 53230), (635, 31938), (762, 26615), (1270, 15969), (1905, 10646), (3810, 5323)]