12277720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3373}}^1$

素因数の和:3404

約数の個数: 64

約数和(自身を含む): 34009920

約数和(自身を除く): 21732200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3373, 3640, 6746, 13492, 16865, 23611, 26984, 33730, 43849, 47222, 67460, 87698, 94444, 118055, 134920, 175396, 188888, 219245, 236110, 306943, 350792, 438490, 472220, 613886, 876980, 944440, 1227772, 1534715, 1753960, 2455544, 3069430, 6138860, 12277720]

約数ペア:

[(1, 12277720), (2, 6138860), (4, 3069430), (5, 2455544), (7, 1753960), (8, 1534715), (10, 1227772), (13, 944440), (14, 876980), (20, 613886), (26, 472220), (28, 438490), (35, 350792), (40, 306943), (52, 236110), (56, 219245), (65, 188888), (70, 175396), (91, 134920), (104, 118055), (130, 94444), (140, 87698), (182, 67460), (260, 47222), (280, 43849), (364, 33730), (455, 26984), (520, 23611), (728, 16865), (910, 13492), (1820, 6746), (3373, 3640)]