1320223600

素因数分解:

$2^4\times 5^2\times {\mathrm{3300559}}^1$

素因数の和:3300577

約数の個数: 30

約数和(自身を含む): 3171838160

約数和(自身を除く): 1851614560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 3300559, 6601118, 13202236, 16502795, 26404472, 33005590, 52808944, 66011180, 82513975, 132022360, 165027950, 264044720, 330055900, 660111800, 1320223600]

約数ペア:

[(1, 1320223600), (2, 660111800), (4, 330055900), (5, 264044720), (8, 165027950), (10, 132022360), (16, 82513975), (20, 66011180), (25, 52808944), (40, 33005590), (50, 26404472), (80, 16502795), (100, 13202236), (200, 6601118), (400, 3300559)]