2399920

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:373

約数の個数: 40

約数和(自身を含む): 5646960

約数和(自身を除く): 3247040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 229, 262, 458, 524, 655, 916, 1048, 1145, 1310, 1832, 2096, 2290, 2620, 3664, 4580, 5240, 9160, 10480, 18320, 29999, 59998, 119996, 149995, 239992, 299990, 479984, 599980, 1199960, 2399920]

約数ペア:

[(1, 2399920), (2, 1199960), (4, 599980), (5, 479984), (8, 299990), (10, 239992), (16, 149995), (20, 119996), (40, 59998), (80, 29999), (131, 18320), (229, 10480), (262, 9160), (458, 5240), (524, 4580), (655, 3664), (916, 2620), (1048, 2290), (1145, 2096), (1310, 1832)]