40785890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{8273}}^1$

素因数の和:8326

約数の個数: 32

約数和(自身を含む): 80423280

約数和(自身を除く): 39637390

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 986, 2465, 4930, 8273, 16546, 41365, 82730, 140641, 239917, 281282, 479834, 703205, 1199585, 1406410, 2399170, 4078589, 8157178, 20392945, 40785890]

約数ペア:

[(1, 40785890), (2, 20392945), (5, 8157178), (10, 4078589), (17, 2399170), (29, 1406410), (34, 1199585), (58, 703205), (85, 479834), (145, 281282), (170, 239917), (290, 140641), (493, 82730), (986, 41365), (2465, 16546), (4930, 8273)]