12233780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 27922944

約数和(自身を除く): 15689164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 211, 223, 260, 422, 446, 844, 892, 1055, 1115, 2110, 2230, 2743, 2899, 4220, 4460, 5486, 5798, 10972, 11596, 13715, 14495, 27430, 28990, 47053, 54860, 57980, 94106, 188212, 235265, 470530, 611689, 941060, 1223378, 2446756, 3058445, 6116890, 12233780]

約数ペア:

[(1, 12233780), (2, 6116890), (4, 3058445), (5, 2446756), (10, 1223378), (13, 941060), (20, 611689), (26, 470530), (52, 235265), (65, 188212), (130, 94106), (211, 57980), (223, 54860), (260, 47053), (422, 28990), (446, 27430), (844, 14495), (892, 13715), (1055, 11596), (1115, 10972), (2110, 5798), (2230, 5486), (2743, 4460), (2899, 4220)]