20979600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17483}}^1$

素因数の和:17504

約数の個数: 60

約数和(自身を含む): 67208496

約数和(自身を除く): 46228896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 17483, 34966, 52449, 69932, 87415, 104898, 139864, 174830, 209796, 262245, 279728, 349660, 419592, 437075, 524490, 699320, 839184, 874150, 1048980, 1311225, 1398640, 1748300, 2097960, 2622450, 3496600, 4195920, 5244900, 6993200, 10489800, 20979600]

約数ペア:

[(1, 20979600), (2, 10489800), (3, 6993200), (4, 5244900), (5, 4195920), (6, 3496600), (8, 2622450), (10, 2097960), (12, 1748300), (15, 1398640), (16, 1311225), (20, 1048980), (24, 874150), (25, 839184), (30, 699320), (40, 524490), (48, 437075), (50, 419592), (60, 349660), (75, 279728), (80, 262245), (100, 209796), (120, 174830), (150, 139864), (200, 104898), (240, 87415), (300, 69932), (400, 52449), (600, 34966), (1200, 17483)]