40294060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{991}}^1$

素因数の和:1126

約数の個数: 48

約数和(自身を含む): 89994240

約数和(自身を除く): 49700180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 107, 190, 214, 380, 428, 535, 991, 1070, 1982, 2033, 2140, 3964, 4066, 4955, 8132, 9910, 10165, 18829, 19820, 20330, 37658, 40660, 75316, 94145, 106037, 188290, 212074, 376580, 424148, 530185, 1060370, 2014703, 2120740, 4029406, 8058812, 10073515, 20147030, 40294060]

約数ペア:

[(1, 40294060), (2, 20147030), (4, 10073515), (5, 8058812), (10, 4029406), (19, 2120740), (20, 2014703), (38, 1060370), (76, 530185), (95, 424148), (107, 376580), (190, 212074), (214, 188290), (380, 106037), (428, 94145), (535, 75316), (991, 40660), (1070, 37658), (1982, 20330), (2033, 19820), (2140, 18829), (3964, 10165), (4066, 9910), (4955, 8132)]