2008786640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{211007}}^1$

素因数の和:211044

約数の個数: 80

約数和(自身を含む): 5651638272

約数和(自身を除く): 3642851632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 9520, 211007, 422014, 844028, 1055035, 1477049, 1688056, 2110070, 2954098, 3376112, 3587119, 4220140, 5908196, 7174238, 7385245, 8440280, 11816392, 14348476, 14770490, 16880560, 17935595, 23632784, 25109833, 28696952, 29540980, 35871190, 50219666, 57393904, 59081960, 71742380, 100439332, 118163920, 125549165, 143484760, 200878664, 251098330, 286969520, 401757328, 502196660, 1004393320, 2008786640]

約数ペア:

[(1, 2008786640), (2, 1004393320), (4, 502196660), (5, 401757328), (7, 286969520), (8, 251098330), (10, 200878664), (14, 143484760), (16, 125549165), (17, 118163920), (20, 100439332), (28, 71742380), (34, 59081960), (35, 57393904), (40, 50219666), (56, 35871190), (68, 29540980), (70, 28696952), (80, 25109833), (85, 23632784), (112, 17935595), (119, 16880560), (136, 14770490), (140, 14348476), (170, 11816392), (238, 8440280), (272, 7385245), (280, 7174238), (340, 5908196), (476, 4220140), (560, 3587119), (595, 3376112), (680, 2954098), (952, 2110070), (1190, 1688056), (1360, 1477049), (1904, 1055035), (2380, 844028), (4760, 422014), (9520, 211007)]