12774320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:270

約数の個数: 80

約数和(自身を含む): 32622912

約数和(自身を除く): 19848592

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 71, 80, 104, 130, 142, 173, 208, 260, 284, 346, 355, 520, 568, 692, 710, 865, 923, 1040, 1136, 1384, 1420, 1730, 1846, 2249, 2768, 2840, 3460, 3692, 4498, 4615, 5680, 6920, 7384, 8996, 9230, 11245, 12283, 13840, 14768, 17992, 18460, 22490, 24566, 35984, 36920, 44980, 49132, 61415, 73840, 89960, 98264, 122830, 159679, 179920, 196528, 245660, 319358, 491320, 638716, 798395, 982640, 1277432, 1596790, 2554864, 3193580, 6387160, 12774320]

約数ペア:

[(1, 12774320), (2, 6387160), (4, 3193580), (5, 2554864), (8, 1596790), (10, 1277432), (13, 982640), (16, 798395), (20, 638716), (26, 491320), (40, 319358), (52, 245660), (65, 196528), (71, 179920), (80, 159679), (104, 122830), (130, 98264), (142, 89960), (173, 73840), (208, 61415), (260, 49132), (284, 44980), (346, 36920), (355, 35984), (520, 24566), (568, 22490), (692, 18460), (710, 17992), (865, 14768), (923, 13840), (1040, 12283), (1136, 11245), (1384, 9230), (1420, 8996), (1730, 7384), (1846, 6920), (2249, 5680), (2768, 4615), (2840, 4498), (3460, 3692)]