139838347720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{205644629}}^1$

素因数の和:205644657

約数の個数: 32

約数和(自身を含む): 333144300600

約数和(自身を除く): 193305952880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 205644629, 411289258, 822578516, 1028223145, 1645157032, 2056446290, 3495958693, 4112892580, 6991917386, 8225785160, 13983834772, 17479793465, 27967669544, 34959586930, 69919173860, 139838347720]

約数ペア:

[(1, 139838347720), (2, 69919173860), (4, 34959586930), (5, 27967669544), (8, 17479793465), (10, 13983834772), (17, 8225785160), (20, 6991917386), (34, 4112892580), (40, 3495958693), (68, 2056446290), (85, 1645157032), (136, 1028223145), (170, 822578516), (340, 411289258), (680, 205644629)]