3223240

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1321}}^1$

素因数の和:1393

約数の個数: 32

約数和(自身を含む): 7376760

約数和(自身を除く): 4153520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 1321, 2440, 2642, 5284, 6605, 10568, 13210, 26420, 52840, 80581, 161162, 322324, 402905, 644648, 805810, 1611620, 3223240]

約数ペア:

[(1, 3223240), (2, 1611620), (4, 805810), (5, 644648), (8, 402905), (10, 322324), (20, 161162), (40, 80581), (61, 52840), (122, 26420), (244, 13210), (305, 10568), (488, 6605), (610, 5284), (1220, 2642), (1321, 2440)]