2087960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{7457}}^1$

素因数の和:7475

約数の個数: 32

約数和(自身を含む): 5369760

約数和(自身を除く): 3281800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 7457, 14914, 29828, 37285, 52199, 59656, 74570, 104398, 149140, 208796, 260995, 298280, 417592, 521990, 1043980, 2087960]

約数ペア:

[(1, 2087960), (2, 1043980), (4, 521990), (5, 417592), (7, 298280), (8, 260995), (10, 208796), (14, 149140), (20, 104398), (28, 74570), (35, 59656), (40, 52199), (56, 37285), (70, 29828), (140, 14914), (280, 7457)]