1443620

素因数分解:

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

素因数の和:188

約数の個数: 48

約数和(自身を含む): 3326400

約数和(自身を除く): 1882780

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 131, 145, 190, 262, 290, 380, 524, 551, 580, 655, 1102, 1310, 2204, 2489, 2620, 2755, 3799, 4978, 5510, 7598, 9956, 11020, 12445, 15196, 18995, 24890, 37990, 49780, 72181, 75980, 144362, 288724, 360905, 721810, 1443620]

約数ペア:

[(1, 1443620), (2, 721810), (4, 360905), (5, 288724), (10, 144362), (19, 75980), (20, 72181), (29, 49780), (38, 37990), (58, 24890), (76, 18995), (95, 15196), (116, 12445), (131, 11020), (145, 9956), (190, 7598), (262, 5510), (290, 4978), (380, 3799), (524, 2755), (551, 2620), (580, 2489), (655, 2204), (1102, 1310)]