71280220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{14087}}^1$

素因数の和:14130

約数の個数: 48

約数和(自身を含む): 170408448

約数和(自身を除く): 99128228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 14087, 28174, 56348, 70435, 140870, 154957, 281740, 309914, 324001, 619828, 648002, 774785, 1296004, 1549570, 1620005, 3099140, 3240010, 3564011, 6480020, 7128022, 14256044, 17820055, 35640110, 71280220]

約数ペア:

[(1, 71280220), (2, 35640110), (4, 17820055), (5, 14256044), (10, 7128022), (11, 6480020), (20, 3564011), (22, 3240010), (23, 3099140), (44, 1620005), (46, 1549570), (55, 1296004), (92, 774785), (110, 648002), (115, 619828), (220, 324001), (230, 309914), (253, 281740), (460, 154957), (506, 140870), (1012, 70435), (1265, 56348), (2530, 28174), (5060, 14087)]