18002360

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1297}}^1$

素因数の和:1655

約数の個数: 32

約数和(自身を含む): 40653360

約数和(自身を除く): 22651000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1297, 1388, 1735, 2594, 2776, 3470, 5188, 6485, 6940, 10376, 12970, 13880, 25940, 51880, 450059, 900118, 1800236, 2250295, 3600472, 4500590, 9001180, 18002360]

約数ペア:

[(1, 18002360), (2, 9001180), (4, 4500590), (5, 3600472), (8, 2250295), (10, 1800236), (20, 900118), (40, 450059), (347, 51880), (694, 25940), (1297, 13880), (1388, 12970), (1735, 10376), (2594, 6940), (2776, 6485), (3470, 5188)]