2130506060

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{419}}^1\times {\mathrm{2621}}^1$

素因数の和:3146

約数の個数: 48

約数和(自身を含む): 4532703840

約数和(自身を除く): 2402197780

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 419, 485, 838, 970, 1676, 1940, 2095, 2621, 4190, 5242, 8380, 10484, 13105, 26210, 40643, 52420, 81286, 162572, 203215, 254237, 406430, 508474, 812860, 1016948, 1098199, 1271185, 2196398, 2542370, 4392796, 5084740, 5490995, 10981990, 21963980, 106525303, 213050606, 426101212, 532626515, 1065253030, 2130506060]

約数ペア:

[(1, 2130506060), (2, 1065253030), (4, 532626515), (5, 426101212), (10, 213050606), (20, 106525303), (97, 21963980), (194, 10981990), (388, 5490995), (419, 5084740), (485, 4392796), (838, 2542370), (970, 2196398), (1676, 1271185), (1940, 1098199), (2095, 1016948), (2621, 812860), (4190, 508474), (5242, 406430), (8380, 254237), (10484, 203215), (13105, 162572), (26210, 81286), (40643, 52420)]