23040280

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4397}}^1$

素因数の和:4539

約数の個数: 32

約数和(自身を含む): 52248240

約数和(自身を除く): 29207960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 4397, 5240, 8794, 17588, 21985, 35176, 43970, 87940, 175880, 576007, 1152014, 2304028, 2880035, 4608056, 5760070, 11520140, 23040280]

約数ペア:

[(1, 23040280), (2, 11520140), (4, 5760070), (5, 4608056), (8, 2880035), (10, 2304028), (20, 1152014), (40, 576007), (131, 175880), (262, 87940), (524, 43970), (655, 35176), (1048, 21985), (1310, 17588), (2620, 8794), (4397, 5240)]