721810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:186

約数の個数: 32

約数和(自身を含む): 1425600

約数和(自身を除く): 703790

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 131, 145, 190, 262, 290, 551, 655, 1102, 1310, 2489, 2755, 3799, 4978, 5510, 7598, 12445, 18995, 24890, 37990, 72181, 144362, 360905, 721810]

約数ペア:

[(1, 721810), (2, 360905), (5, 144362), (10, 72181), (19, 37990), (29, 24890), (38, 18995), (58, 12445), (95, 7598), (131, 5510), (145, 4978), (190, 3799), (262, 2755), (290, 2489), (551, 1310), (655, 1102)]