2012209120

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{267581}}^1$

素因数の和:267643

約数の個数: 48

約数和(自身を含む): 4855007808

約数和(自身を除く): 2842798688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1880, 3760, 7520, 267581, 535162, 1070324, 1337905, 2140648, 2675810, 4281296, 5351620, 8562592, 10703240, 12576307, 21406480, 25152614, 42812960, 50305228, 62881535, 100610456, 125763070, 201220912, 251526140, 402441824, 503052280, 1006104560, 2012209120]

約数ペア:

[(1, 2012209120), (2, 1006104560), (4, 503052280), (5, 402441824), (8, 251526140), (10, 201220912), (16, 125763070), (20, 100610456), (32, 62881535), (40, 50305228), (47, 42812960), (80, 25152614), (94, 21406480), (160, 12576307), (188, 10703240), (235, 8562592), (376, 5351620), (470, 4281296), (752, 2675810), (940, 2140648), (1504, 1337905), (1880, 1070324), (3760, 535162), (7520, 267581)]