1817200220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{92809}}^1$

素因数の和:92918

約数の個数: 48

約数和(自身を含む): 4209861600

約数和(自身を除く): 2392661380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 3916, 4895, 9790, 19580, 92809, 185618, 371236, 464045, 928090, 1020899, 1856180, 2041798, 4083596, 5104495, 8260001, 10208990, 16520002, 20417980, 33040004, 41300005, 82600010, 90860011, 165200020, 181720022, 363440044, 454300055, 908600110, 1817200220]

約数ペア:

[(1, 1817200220), (2, 908600110), (4, 454300055), (5, 363440044), (10, 181720022), (11, 165200020), (20, 90860011), (22, 82600010), (44, 41300005), (55, 33040004), (89, 20417980), (110, 16520002), (178, 10208990), (220, 8260001), (356, 5104495), (445, 4083596), (890, 2041798), (979, 1856180), (1780, 1020899), (1958, 928090), (3916, 464045), (4895, 371236), (9790, 185618), (19580, 92809)]