42198320

素因数分解:

$2^4\times 5^1\times {\mathrm{557}}^1\times {\mathrm{947}}^1$

素因数の和:1517

約数の個数: 40

約数和(自身を含む): 98391024

約数和(自身を除く): 56192704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 557, 947, 1114, 1894, 2228, 2785, 3788, 4456, 4735, 5570, 7576, 8912, 9470, 11140, 15152, 18940, 22280, 37880, 44560, 75760, 527479, 1054958, 2109916, 2637395, 4219832, 5274790, 8439664, 10549580, 21099160, 42198320]

約数ペア:

[(1, 42198320), (2, 21099160), (4, 10549580), (5, 8439664), (8, 5274790), (10, 4219832), (16, 2637395), (20, 2109916), (40, 1054958), (80, 527479), (557, 75760), (947, 44560), (1114, 37880), (1894, 22280), (2228, 18940), (2785, 15152), (3788, 11140), (4456, 9470), (4735, 8912), (5570, 7576)]