7972590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:297

約数の個数: 64

約数和(自身を含む): 20528640

約数和(自身を除く): 12556050

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 71, 95, 114, 142, 190, 197, 213, 285, 355, 394, 426, 570, 591, 710, 985, 1065, 1182, 1349, 1970, 2130, 2698, 2955, 3743, 4047, 5910, 6745, 7486, 8094, 11229, 13490, 13987, 18715, 20235, 22458, 27974, 37430, 40470, 41961, 56145, 69935, 83922, 112290, 139870, 209805, 265753, 419610, 531506, 797259, 1328765, 1594518, 2657530, 3986295, 7972590]

約数ペア:

[(1, 7972590), (2, 3986295), (3, 2657530), (5, 1594518), (6, 1328765), (10, 797259), (15, 531506), (19, 419610), (30, 265753), (38, 209805), (57, 139870), (71, 112290), (95, 83922), (114, 69935), (142, 56145), (190, 41961), (197, 40470), (213, 37430), (285, 27974), (355, 22458), (394, 20235), (426, 18715), (570, 13987), (591, 13490), (710, 11229), (985, 8094), (1065, 7486), (1182, 6745), (1349, 5910), (1970, 4047), (2130, 3743), (2698, 2955)]