2019911440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{7039}}^1$

素因数の和:7280

約数の個数: 80

約数和(自身を含む): 4996823040

約数和(自身を除く): 2976911600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 211, 272, 340, 422, 680, 844, 1055, 1360, 1688, 2110, 3376, 3587, 4220, 7039, 7174, 8440, 14078, 14348, 16880, 17935, 28156, 28696, 35195, 35870, 56312, 57392, 70390, 71740, 112624, 119663, 140780, 143480, 239326, 281560, 286960, 478652, 563120, 598315, 957304, 1196630, 1485229, 1914608, 2393260, 2970458, 4786520, 5940916, 7426145, 9573040, 11881832, 14852290, 23763664, 25248893, 29704580, 50497786, 59409160, 100995572, 118818320, 126244465, 201991144, 252488930, 403982288, 504977860, 1009955720, 2019911440]

約数ペア:

[(1, 2019911440), (2, 1009955720), (4, 504977860), (5, 403982288), (8, 252488930), (10, 201991144), (16, 126244465), (17, 118818320), (20, 100995572), (34, 59409160), (40, 50497786), (68, 29704580), (80, 25248893), (85, 23763664), (136, 14852290), (170, 11881832), (211, 9573040), (272, 7426145), (340, 5940916), (422, 4786520), (680, 2970458), (844, 2393260), (1055, 1914608), (1360, 1485229), (1688, 1196630), (2110, 957304), (3376, 598315), (3587, 563120), (4220, 478652), (7039, 286960), (7174, 281560), (8440, 239326), (14078, 143480), (14348, 140780), (16880, 119663), (17935, 112624), (28156, 71740), (28696, 70390), (35195, 57392), (35870, 56312)]