12890360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2423}}^1$

素因数の和:2460

約数の個数: 64

約数和(自身を含む): 34905600

約数和(自身を除く): 22015240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2423, 2660, 4846, 5320, 9692, 12115, 16961, 19384, 24230, 33922, 46037, 48460, 67844, 84805, 92074, 96920, 135688, 169610, 184148, 230185, 322259, 339220, 368296, 460370, 644518, 678440, 920740, 1289036, 1611295, 1841480, 2578072, 3222590, 6445180, 12890360]

約数ペア:

[(1, 12890360), (2, 6445180), (4, 3222590), (5, 2578072), (7, 1841480), (8, 1611295), (10, 1289036), (14, 920740), (19, 678440), (20, 644518), (28, 460370), (35, 368296), (38, 339220), (40, 322259), (56, 230185), (70, 184148), (76, 169610), (95, 135688), (133, 96920), (140, 92074), (152, 84805), (190, 67844), (266, 48460), (280, 46037), (380, 33922), (532, 24230), (665, 19384), (760, 16961), (1064, 12115), (1330, 9692), (2423, 5320), (2660, 4846)]