4080960010

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{140191}}^1$

素因数の和:140310

約数の個数: 32

約数和(自身を含む): 7630930944

約数和(自身を除く): 3549970934

約数列:

[1, 2, 5, 10, 41, 71, 82, 142, 205, 355, 410, 710, 2911, 5822, 14555, 29110, 140191, 280382, 700955, 1401910, 5747831, 9953561, 11495662, 19907122, 28739155, 49767805, 57478310, 99535610, 408096001, 816192002, 2040480005, 4080960010]

約数ペア:

[(1, 4080960010), (2, 2040480005), (5, 816192002), (10, 408096001), (41, 99535610), (71, 57478310), (82, 49767805), (142, 28739155), (205, 19907122), (355, 11495662), (410, 9953561), (710, 5747831), (2911, 1401910), (5822, 700955), (14555, 280382), (29110, 140191)]