77887860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1298131}}^1$

素因数の和:1298143

約数の個数: 24

約数和(自身を含む): 218086176

約数和(自身を除く): 140198316

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1298131, 2596262, 3894393, 5192524, 6490655, 7788786, 12981310, 15577572, 19471965, 25962620, 38943930, 77887860]

約数ペア:

[(1, 77887860), (2, 38943930), (3, 25962620), (4, 19471965), (5, 15577572), (6, 12981310), (10, 7788786), (12, 6490655), (15, 5192524), (20, 3894393), (30, 2596262), (60, 1298131)]