12850760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1901}}^1$

素因数の和:1938

約数の個数: 48

約数和(自身を含む): 31325940

約数和(自身を除く): 18475180

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 1901, 3380, 3802, 6760, 7604, 9505, 15208, 19010, 24713, 38020, 49426, 76040, 98852, 123565, 197704, 247130, 321269, 494260, 642538, 988520, 1285076, 1606345, 2570152, 3212690, 6425380, 12850760]

約数ペア:

[(1, 12850760), (2, 6425380), (4, 3212690), (5, 2570152), (8, 1606345), (10, 1285076), (13, 988520), (20, 642538), (26, 494260), (40, 321269), (52, 247130), (65, 197704), (104, 123565), (130, 98852), (169, 76040), (260, 49426), (338, 38020), (520, 24713), (676, 19010), (845, 15208), (1352, 9505), (1690, 7604), (1901, 6760), (3380, 3802)]