2080562320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1368791}}^1$

素因数の和:1368823

約数の個数: 40

約数和(自身を含む): 5091906240

約数和(自身を除く): 3011343920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 1368791, 2737582, 5475164, 6843955, 10950328, 13687910, 21900656, 26007029, 27375820, 52014058, 54751640, 104028116, 109503280, 130035145, 208056232, 260070290, 416112464, 520140580, 1040281160, 2080562320]

約数ペア:

[(1, 2080562320), (2, 1040281160), (4, 520140580), (5, 416112464), (8, 260070290), (10, 208056232), (16, 130035145), (19, 109503280), (20, 104028116), (38, 54751640), (40, 52014058), (76, 27375820), (80, 26007029), (95, 21900656), (152, 13687910), (190, 10950328), (304, 6843955), (380, 5475164), (760, 2737582), (1520, 1368791)]