2053155460

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{499}}^1\times {\mathrm{503}}^1$

素因数の和:1420

約数の個数: 48

約数和(自身を含む): 4339440000

約数和(自身を除く): 2286284540

約数列:

[1, 2, 4, 5, 10, 20, 409, 499, 503, 818, 998, 1006, 1636, 1996, 2012, 2045, 2495, 2515, 4090, 4990, 5030, 8180, 9980, 10060, 204091, 205727, 250997, 408182, 411454, 501994, 816364, 822908, 1003988, 1020455, 1028635, 1254985, 2040910, 2057270, 2509970, 4081820, 4114540, 5019940, 102657773, 205315546, 410631092, 513288865, 1026577730, 2053155460]

約数ペア:

[(1, 2053155460), (2, 1026577730), (4, 513288865), (5, 410631092), (10, 205315546), (20, 102657773), (409, 5019940), (499, 4114540), (503, 4081820), (818, 2509970), (998, 2057270), (1006, 2040910), (1636, 1254985), (1996, 1028635), (2012, 1020455), (2045, 1003988), (2495, 822908), (2515, 816364), (4090, 501994), (4990, 411454), (5030, 408182), (8180, 250997), (9980, 205727), (10060, 204091)]