1520994440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1201}}^1\times {\mathrm{4523}}^1$

素因数の和:5742

約数の個数: 64

約数和(自身を含む): 3915250560

約数和(自身を除く): 2394256120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1201, 2402, 4523, 4804, 6005, 8407, 9046, 9608, 12010, 16814, 18092, 22615, 24020, 31661, 33628, 36184, 42035, 45230, 48040, 63322, 67256, 84070, 90460, 126644, 158305, 168140, 180920, 253288, 316610, 336280, 633220, 1266440, 5432123, 10864246, 21728492, 27160615, 38024861, 43456984, 54321230, 76049722, 108642460, 152099444, 190124305, 217284920, 304198888, 380248610, 760497220, 1520994440]

約数ペア:

[(1, 1520994440), (2, 760497220), (4, 380248610), (5, 304198888), (7, 217284920), (8, 190124305), (10, 152099444), (14, 108642460), (20, 76049722), (28, 54321230), (35, 43456984), (40, 38024861), (56, 27160615), (70, 21728492), (140, 10864246), (280, 5432123), (1201, 1266440), (2402, 633220), (4523, 336280), (4804, 316610), (6005, 253288), (8407, 180920), (9046, 168140), (9608, 158305), (12010, 126644), (16814, 90460), (18092, 84070), (22615, 67256), (24020, 63322), (31661, 48040), (33628, 45230), (36184, 42035)]