201954160

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{24509}}^1$

素因数の和:24625

約数の個数: 40

約数和(自身を含む): 474121440

約数和(自身を除く): 272167280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 24509, 49018, 98036, 122545, 196072, 245090, 392144, 490180, 980360, 1960720, 2524427, 5048854, 10097708, 12622135, 20195416, 25244270, 40390832, 50488540, 100977080, 201954160]

約数ペア:

[(1, 201954160), (2, 100977080), (4, 50488540), (5, 40390832), (8, 25244270), (10, 20195416), (16, 12622135), (20, 10097708), (40, 5048854), (80, 2524427), (103, 1960720), (206, 980360), (412, 490180), (515, 392144), (824, 245090), (1030, 196072), (1648, 122545), (2060, 98036), (4120, 49018), (8240, 24509)]