4346920

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{997}}^1$

素因数の和:1117

約数の個数: 32

約数和(自身を含む): 9880200

約数和(自身を除く): 5533280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 997, 1090, 1994, 2180, 3988, 4360, 4985, 7976, 9970, 19940, 39880, 108673, 217346, 434692, 543365, 869384, 1086730, 2173460, 4346920]

約数ペア:

[(1, 4346920), (2, 2173460), (4, 1086730), (5, 869384), (8, 543365), (10, 434692), (20, 217346), (40, 108673), (109, 39880), (218, 19940), (436, 9970), (545, 7976), (872, 4985), (997, 4360), (1090, 3988), (1994, 2180)]