8122916860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{189169}}^1$

素因数の和:189310

約数の個数: 48

約数和(自身を含む): 18114919200

約数和(自身を除く): 9992002340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 113, 190, 226, 380, 452, 565, 1130, 2147, 2260, 4294, 8588, 10735, 21470, 42940, 189169, 378338, 756676, 945845, 1891690, 3594211, 3783380, 7188422, 14376844, 17971055, 21376097, 35942110, 42752194, 71884220, 85504388, 106880485, 213760970, 406145843, 427521940, 812291686, 1624583372, 2030729215, 4061458430, 8122916860]

約数ペア:

[(1, 8122916860), (2, 4061458430), (4, 2030729215), (5, 1624583372), (10, 812291686), (19, 427521940), (20, 406145843), (38, 213760970), (76, 106880485), (95, 85504388), (113, 71884220), (190, 42752194), (226, 35942110), (380, 21376097), (452, 17971055), (565, 14376844), (1130, 7188422), (2147, 3783380), (2260, 3594211), (4294, 1891690), (8588, 945845), (10735, 756676), (21470, 378338), (42940, 189169)]