20068089940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1703573}}^1$

素因数の和:1703632

約数の個数: 48

約数和(自身を含む): 45792069120

約数和(自身を除く): 25723979180

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 5890, 11780, 1703573, 3407146, 6814292, 8517865, 17035730, 32367887, 34071460, 52810763, 64735774, 105621526, 129471548, 161839435, 211243052, 264053815, 323678870, 528107630, 647357740, 1003404497, 1056215260, 2006808994, 4013617988, 5017022485, 10034044970, 20068089940]

約数ペア:

[(1, 20068089940), (2, 10034044970), (4, 5017022485), (5, 4013617988), (10, 2006808994), (19, 1056215260), (20, 1003404497), (31, 647357740), (38, 528107630), (62, 323678870), (76, 264053815), (95, 211243052), (124, 161839435), (155, 129471548), (190, 105621526), (310, 64735774), (380, 52810763), (589, 34071460), (620, 32367887), (1178, 17035730), (2356, 8517865), (2945, 6814292), (5890, 3407146), (11780, 1703573)]