1667680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{1489}}^1$

素因数の和:1511

約数の個数: 48

約数和(自身を含む): 4505760

約数和(自身を除く): 2838080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 1489, 2978, 5956, 7445, 10423, 11912, 14890, 20846, 23824, 29780, 41692, 47648, 52115, 59560, 83384, 104230, 119120, 166768, 208460, 238240, 333536, 416920, 833840, 1667680]

約数ペア:

[(1, 1667680), (2, 833840), (4, 416920), (5, 333536), (7, 238240), (8, 208460), (10, 166768), (14, 119120), (16, 104230), (20, 83384), (28, 59560), (32, 52115), (35, 47648), (40, 41692), (56, 29780), (70, 23824), (80, 20846), (112, 14890), (140, 11912), (160, 10423), (224, 7445), (280, 5956), (560, 2978), (1120, 1489)]