12599440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:320

約数の個数: 80

約数和(自身を含む): 33926400

約数和(自身を除く): 21326960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 149, 151, 280, 298, 302, 560, 596, 604, 745, 755, 1043, 1057, 1192, 1208, 1490, 1510, 2086, 2114, 2384, 2416, 2980, 3020, 4172, 4228, 5215, 5285, 5960, 6040, 8344, 8456, 10430, 10570, 11920, 12080, 16688, 16912, 20860, 21140, 22499, 41720, 42280, 44998, 83440, 84560, 89996, 112495, 157493, 179992, 224990, 314986, 359984, 449980, 629972, 787465, 899960, 1259944, 1574930, 1799920, 2519888, 3149860, 6299720, 12599440]

約数ペア:

[(1, 12599440), (2, 6299720), (4, 3149860), (5, 2519888), (7, 1799920), (8, 1574930), (10, 1259944), (14, 899960), (16, 787465), (20, 629972), (28, 449980), (35, 359984), (40, 314986), (56, 224990), (70, 179992), (80, 157493), (112, 112495), (140, 89996), (149, 84560), (151, 83440), (280, 44998), (298, 42280), (302, 41720), (560, 22499), (596, 21140), (604, 20860), (745, 16912), (755, 16688), (1043, 12080), (1057, 11920), (1192, 10570), (1208, 10430), (1490, 8456), (1510, 8344), (2086, 6040), (2114, 5960), (2384, 5285), (2416, 5215), (2980, 4228), (3020, 4172)]