290420916

素因数分解:

$2^2\times 3^1\times {\mathrm{1187}}^1\times {\mathrm{20389}}^1$

素因数の和:21583

約数の個数: 24

約数和(自身を含む): 678252960

約数和(自身を除く): 387832044

約数列:

[1, 2, 3, 4, 6, 12, 1187, 2374, 3561, 4748, 7122, 14244, 20389, 40778, 61167, 81556, 122334, 244668, 24201743, 48403486, 72605229, 96806972, 145210458, 290420916]

約数ペア:

[(1, 290420916), (2, 145210458), (3, 96806972), (4, 72605229), (6, 48403486), (12, 24201743), (1187, 244668), (2374, 122334), (3561, 81556), (4748, 61167), (7122, 40778), (14244, 20389)]