48771980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2141}}^1$

素因数の和:2234

約数の個数: 48

約数和(自身を含む): 110115936

約数和(自身を除く): 61343956

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 335, 340, 670, 1139, 1340, 2141, 2278, 4282, 4556, 5695, 8564, 10705, 11390, 21410, 22780, 36397, 42820, 72794, 143447, 145588, 181985, 286894, 363970, 573788, 717235, 727940, 1434470, 2438599, 2868940, 4877198, 9754396, 12192995, 24385990, 48771980]

約数ペア:

[(1, 48771980), (2, 24385990), (4, 12192995), (5, 9754396), (10, 4877198), (17, 2868940), (20, 2438599), (34, 1434470), (67, 727940), (68, 717235), (85, 573788), (134, 363970), (170, 286894), (268, 181985), (335, 145588), (340, 143447), (670, 72794), (1139, 42820), (1340, 36397), (2141, 22780), (2278, 21410), (4282, 11390), (4556, 10705), (5695, 8564)]