645026340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1535777}}^1$

素因数の和:1535796

約数の個数: 48

約数和(自身を含む): 2064085632

約数和(自身を除く): 1419059292

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1535777, 3071554, 4607331, 6143108, 7678885, 9214662, 10750439, 15357770, 18429324, 21500878, 23036655, 30715540, 32251317, 43001756, 46073310, 53752195, 64502634, 92146620, 107504390, 129005268, 161256585, 215008780, 322513170, 645026340]

約数ペア:

[(1, 645026340), (2, 322513170), (3, 215008780), (4, 161256585), (5, 129005268), (6, 107504390), (7, 92146620), (10, 64502634), (12, 53752195), (14, 46073310), (15, 43001756), (20, 32251317), (21, 30715540), (28, 23036655), (30, 21500878), (35, 18429324), (42, 15357770), (60, 10750439), (70, 9214662), (84, 7678885), (105, 6143108), (140, 4607331), (210, 3071554), (420, 1535777)]