20123202050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1854673}}^1$

素因数の和:1854723

約数の個数: 48

約数和(自身を含む): 44156078592

約数和(自身を除く): 24032876542

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 62, 70, 155, 175, 217, 310, 350, 434, 775, 1085, 1550, 2170, 5425, 10850, 1854673, 3709346, 9273365, 12982711, 18546730, 25965422, 46366825, 57494863, 64913555, 92733650, 114989726, 129827110, 287474315, 324567775, 402464041, 574948630, 649135550, 804928082, 1437371575, 2012320205, 2874743150, 4024640410, 10061601025, 20123202050]

約数ペア:

[(1, 20123202050), (2, 10061601025), (5, 4024640410), (7, 2874743150), (10, 2012320205), (14, 1437371575), (25, 804928082), (31, 649135550), (35, 574948630), (50, 402464041), (62, 324567775), (70, 287474315), (155, 129827110), (175, 114989726), (217, 92733650), (310, 64913555), (350, 57494863), (434, 46366825), (775, 25965422), (1085, 18546730), (1550, 12982711), (2170, 9273365), (5425, 3709346), (10850, 1854673)]