1066540840

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{397963}}^1$

素因数の和:398041

約数の個数: 32

約数和(自身を含む): 2435539680

約数和(自身を除く): 1368998840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 397963, 795926, 1591852, 1989815, 3183704, 3979630, 7959260, 15918520, 26663521, 53327042, 106654084, 133317605, 213308168, 266635210, 533270420, 1066540840]

約数ペア:

[(1, 1066540840), (2, 533270420), (4, 266635210), (5, 213308168), (8, 133317605), (10, 106654084), (20, 53327042), (40, 26663521), (67, 15918520), (134, 7959260), (268, 3979630), (335, 3183704), (536, 1989815), (670, 1591852), (1340, 795926), (2680, 397963)]