8117560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{971}}^1$

素因数の和:1012

約数の個数: 64

約数和(自身を含む): 20995200

約数和(自身を除く): 12877640

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 971, 1045, 1672, 1942, 2090, 3884, 4180, 4855, 7768, 8360, 9710, 10681, 18449, 19420, 21362, 36898, 38840, 42724, 53405, 73796, 85448, 92245, 106810, 147592, 184490, 202939, 213620, 368980, 405878, 427240, 737960, 811756, 1014695, 1623512, 2029390, 4058780, 8117560]

約数ペア:

[(1, 8117560), (2, 4058780), (4, 2029390), (5, 1623512), (8, 1014695), (10, 811756), (11, 737960), (19, 427240), (20, 405878), (22, 368980), (38, 213620), (40, 202939), (44, 184490), (55, 147592), (76, 106810), (88, 92245), (95, 85448), (110, 73796), (152, 53405), (190, 42724), (209, 38840), (220, 36898), (380, 21362), (418, 19420), (440, 18449), (760, 10681), (836, 9710), (971, 8360), (1045, 7768), (1672, 4855), (1942, 4180), (2090, 3884)]