7409080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{563}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 19491840

約数和(自身を除く): 12082760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 563, 658, 940, 1126, 1316, 1645, 1880, 2252, 2632, 2815, 3290, 3941, 4504, 5630, 6580, 7882, 11260, 13160, 15764, 19705, 22520, 26461, 31528, 39410, 52922, 78820, 105844, 132305, 157640, 185227, 211688, 264610, 370454, 529220, 740908, 926135, 1058440, 1481816, 1852270, 3704540, 7409080]

約数ペア:

[(1, 7409080), (2, 3704540), (4, 1852270), (5, 1481816), (7, 1058440), (8, 926135), (10, 740908), (14, 529220), (20, 370454), (28, 264610), (35, 211688), (40, 185227), (47, 157640), (56, 132305), (70, 105844), (94, 78820), (140, 52922), (188, 39410), (235, 31528), (280, 26461), (329, 22520), (376, 19705), (470, 15764), (563, 13160), (658, 11260), (940, 7882), (1126, 6580), (1316, 5630), (1645, 4504), (1880, 3941), (2252, 3290), (2632, 2815)]