13900880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1$

素因数の和:364

約数の個数: 80

約数和(自身を含む): 37449984

約数和(自身を除く): 23549104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 103, 112, 140, 206, 241, 280, 412, 482, 515, 560, 721, 824, 964, 1030, 1205, 1442, 1648, 1687, 1928, 2060, 2410, 2884, 3374, 3605, 3856, 4120, 4820, 5768, 6748, 7210, 8240, 8435, 9640, 11536, 13496, 14420, 16870, 19280, 24823, 26992, 28840, 33740, 49646, 57680, 67480, 99292, 124115, 134960, 173761, 198584, 248230, 347522, 397168, 496460, 695044, 868805, 992920, 1390088, 1737610, 1985840, 2780176, 3475220, 6950440, 13900880]

約数ペア:

[(1, 13900880), (2, 6950440), (4, 3475220), (5, 2780176), (7, 1985840), (8, 1737610), (10, 1390088), (14, 992920), (16, 868805), (20, 695044), (28, 496460), (35, 397168), (40, 347522), (56, 248230), (70, 198584), (80, 173761), (103, 134960), (112, 124115), (140, 99292), (206, 67480), (241, 57680), (280, 49646), (412, 33740), (482, 28840), (515, 26992), (560, 24823), (721, 19280), (824, 16870), (964, 14420), (1030, 13496), (1205, 11536), (1442, 9640), (1648, 8435), (1687, 8240), (1928, 7210), (2060, 6748), (2410, 5768), (2884, 4820), (3374, 4120), (3605, 3856)]