20106899680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{709}}^1\times {\mathrm{25321}}^1$

素因数の和:26052

約数の個数: 96

約数和(自身を含む): 54367346880

約数和(自身を除く): 34260447200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 709, 1120, 1418, 2836, 3545, 4963, 5672, 7090, 9926, 11344, 14180, 19852, 22688, 24815, 25321, 28360, 39704, 49630, 50642, 56720, 79408, 99260, 101284, 113440, 126605, 158816, 177247, 198520, 202568, 253210, 354494, 397040, 405136, 506420, 708988, 794080, 810272, 886235, 1012840, 1417976, 1772470, 2025680, 2835952, 3544940, 4051360, 5671904, 7089880, 14179760, 17952589, 28359520, 35905178, 71810356, 89762945, 125668123, 143620712, 179525890, 251336246, 287241424, 359051780, 502672492, 574482848, 628340615, 718103560, 1005344984, 1256681230, 1436207120, 2010689968, 2513362460, 2872414240, 4021379936, 5026724920, 10053449840, 20106899680]

約数ペア:

[(1, 20106899680), (2, 10053449840), (4, 5026724920), (5, 4021379936), (7, 2872414240), (8, 2513362460), (10, 2010689968), (14, 1436207120), (16, 1256681230), (20, 1005344984), (28, 718103560), (32, 628340615), (35, 574482848), (40, 502672492), (56, 359051780), (70, 287241424), (80, 251336246), (112, 179525890), (140, 143620712), (160, 125668123), (224, 89762945), (280, 71810356), (560, 35905178), (709, 28359520), (1120, 17952589), (1418, 14179760), (2836, 7089880), (3545, 5671904), (4963, 4051360), (5672, 3544940), (7090, 2835952), (9926, 2025680), (11344, 1772470), (14180, 1417976), (19852, 1012840), (22688, 886235), (24815, 810272), (25321, 794080), (28360, 708988), (39704, 506420), (49630, 405136), (50642, 397040), (56720, 354494), (79408, 253210), (99260, 202568), (101284, 198520), (113440, 177247), (126605, 158816)]