2000990050

素因数分解:

$2^1\times 5^2\times {\mathrm{40019801}}^1$

素因数の和:40019813

約数の個数: 12

約数和(自身を含む): 3721841586

約数和(自身を除く): 1720851536

約数列:

[1, 2, 5, 10, 25, 50, 40019801, 80039602, 200099005, 400198010, 1000495025, 2000990050]

約数ペア:

[(1, 2000990050), (2, 1000495025), (5, 400198010), (10, 200099005), (25, 80039602), (50, 40019801)]