40841990

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4903}}^1$

素因数の和:4941

約数の個数: 48

約数和(自身を含む): 90567072

約数和(自身を除く): 49725082

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 238, 245, 490, 595, 833, 1190, 1666, 4165, 4903, 8330, 9806, 24515, 34321, 49030, 68642, 83351, 166702, 171605, 240247, 343210, 416755, 480494, 583457, 833510, 1166914, 1201235, 2402470, 2917285, 4084199, 5834570, 8168398, 20420995, 40841990]

約数ペア:

[(1, 40841990), (2, 20420995), (5, 8168398), (7, 5834570), (10, 4084199), (14, 2917285), (17, 2402470), (34, 1201235), (35, 1166914), (49, 833510), (70, 583457), (85, 480494), (98, 416755), (119, 343210), (170, 240247), (238, 171605), (245, 166702), (490, 83351), (595, 68642), (833, 49030), (1190, 34321), (1666, 24515), (4165, 9806), (4903, 8330)]