12222640900

素因数分解:

$2^2\times 5^2\times {\mathrm{557}}^1\times {\mathrm{219437}}^1$

素因数の和:220008

約数の個数: 36

約数和(自身を含む): 26570869668

約数和(自身を除く): 14348228768

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 557, 1114, 2228, 2785, 5570, 11140, 13925, 27850, 55700, 219437, 438874, 877748, 1097185, 2194370, 4388740, 5485925, 10971850, 21943700, 122226409, 244452818, 488905636, 611132045, 1222264090, 2444528180, 3055660225, 6111320450, 12222640900]

約数ペア:

[(1, 12222640900), (2, 6111320450), (4, 3055660225), (5, 2444528180), (10, 1222264090), (20, 611132045), (25, 488905636), (50, 244452818), (100, 122226409), (557, 21943700), (1114, 10971850), (2228, 5485925), (2785, 4388740), (5570, 2194370), (11140, 1097185), (13925, 877748), (27850, 438874), (55700, 219437)]