72750440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{259823}}^1$

素因数の和:259841

約数の個数: 32

約数和(自身を含む): 187073280

約数和(自身を除く): 114322840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 259823, 519646, 1039292, 1299115, 1818761, 2078584, 2598230, 3637522, 5196460, 7275044, 9093805, 10392920, 14550088, 18187610, 36375220, 72750440]

約数ペア:

[(1, 72750440), (2, 36375220), (4, 18187610), (5, 14550088), (7, 10392920), (8, 9093805), (10, 7275044), (14, 5196460), (20, 3637522), (28, 2598230), (35, 2078584), (40, 1818761), (56, 1299115), (70, 1039292), (140, 519646), (280, 259823)]