69001780

素因数分解:

$2^2\times 5^1\times {\mathrm{1619}}^1\times {\mathrm{2131}}^1$

素因数の和:3759

約数の個数: 24

約数和(自身を含む): 145061280

約数和(自身を除く): 76059500

約数列:

[1, 2, 4, 5, 10, 20, 1619, 2131, 3238, 4262, 6476, 8095, 8524, 10655, 16190, 21310, 32380, 42620, 3450089, 6900178, 13800356, 17250445, 34500890, 69001780]

約数ペア:

[(1, 69001780), (2, 34500890), (4, 17250445), (5, 13800356), (10, 6900178), (20, 3450089), (1619, 42620), (2131, 32380), (3238, 21310), (4262, 16190), (6476, 10655), (8095, 8524)]