8400700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1091}}^1$

素因数の和:1123

約数の個数: 72

約数和(自身を含む): 22748544

約数和(自身を除く): 14347844

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1091, 1100, 1540, 1925, 2182, 3850, 4364, 5455, 7637, 7700, 10910, 12001, 15274, 21820, 24002, 27275, 30548, 38185, 48004, 54550, 60005, 76370, 84007, 109100, 120010, 152740, 168014, 190925, 240020, 300025, 336028, 381850, 420035, 600050, 763700, 840070, 1200100, 1680140, 2100175, 4200350, 8400700]

約数ペア:

[(1, 8400700), (2, 4200350), (4, 2100175), (5, 1680140), (7, 1200100), (10, 840070), (11, 763700), (14, 600050), (20, 420035), (22, 381850), (25, 336028), (28, 300025), (35, 240020), (44, 190925), (50, 168014), (55, 152740), (70, 120010), (77, 109100), (100, 84007), (110, 76370), (140, 60005), (154, 54550), (175, 48004), (220, 38185), (275, 30548), (308, 27275), (350, 24002), (385, 21820), (550, 15274), (700, 12001), (770, 10910), (1091, 7700), (1100, 7637), (1540, 5455), (1925, 4364), (2182, 3850)]