12370520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 30088800

約数和(自身を除く): 17718280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 397, 410, 760, 779, 794, 820, 1558, 1588, 1640, 1985, 3116, 3176, 3895, 3970, 6232, 7543, 7790, 7940, 15086, 15580, 15880, 16277, 30172, 31160, 32554, 37715, 60344, 65108, 75430, 81385, 130216, 150860, 162770, 301720, 309263, 325540, 618526, 651080, 1237052, 1546315, 2474104, 3092630, 6185260, 12370520]

約数ペア:

[(1, 12370520), (2, 6185260), (4, 3092630), (5, 2474104), (8, 1546315), (10, 1237052), (19, 651080), (20, 618526), (38, 325540), (40, 309263), (41, 301720), (76, 162770), (82, 150860), (95, 130216), (152, 81385), (164, 75430), (190, 65108), (205, 60344), (328, 37715), (380, 32554), (397, 31160), (410, 30172), (760, 16277), (779, 15880), (794, 15580), (820, 15086), (1558, 7940), (1588, 7790), (1640, 7543), (1985, 6232), (3116, 3970), (3176, 3895)]