20199421740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17718791}}^1$

素因数の和:17718822

約数の個数: 48

約数和(自身を含む): 59535141120

約数和(自身を除く): 39335719380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 17718791, 35437582, 53156373, 70875164, 88593955, 106312746, 177187910, 212625492, 265781865, 336657029, 354375820, 531563730, 673314058, 1009971087, 1063127460, 1346628116, 1683285145, 2019942174, 3366570290, 4039884348, 5049855435, 6733140580, 10099710870, 20199421740]

約数ペア:

[(1, 20199421740), (2, 10099710870), (3, 6733140580), (4, 5049855435), (5, 4039884348), (6, 3366570290), (10, 2019942174), (12, 1683285145), (15, 1346628116), (19, 1063127460), (20, 1009971087), (30, 673314058), (38, 531563730), (57, 354375820), (60, 336657029), (76, 265781865), (95, 212625492), (114, 177187910), (190, 106312746), (228, 88593955), (285, 70875164), (380, 53156373), (570, 35437582), (1140, 17718791)]