28776670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{5399}}^1$

素因数の和:5460

約数の個数: 32

約数和(自身を含む): 57153600

約数和(自身を除く): 28376930

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 5330, 5399, 10798, 26995, 53990, 70187, 140374, 221359, 350935, 442718, 701870, 1106795, 2213590, 2877667, 5755334, 14388335, 28776670]

約数ペア:

[(1, 28776670), (2, 14388335), (5, 5755334), (10, 2877667), (13, 2213590), (26, 1106795), (41, 701870), (65, 442718), (82, 350935), (130, 221359), (205, 140374), (410, 70187), (533, 53990), (1066, 26995), (2665, 10798), (5330, 5399)]