220374420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{524701}}^1$

素因数の和:524720

約数の個数: 48

約数和(自身を含む): 705199488

約数和(自身を除く): 484825068

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, 524701, 1049402, 1574103, 2098804, 2623505, 3148206, 3672907, 5247010, 6296412, 7345814, 7870515, 10494020, 11018721, 14691628, 15741030, 18364535, 22037442, 31482060, 36729070, 44074884, 55093605, 73458140, 110187210, 220374420]

約数ペア:

[(1, 220374420), (2, 110187210), (3, 73458140), (4, 55093605), (5, 44074884), (6, 36729070), (7, 31482060), (10, 22037442), (12, 18364535), (14, 15741030), (15, 14691628), (20, 11018721), (21, 10494020), (28, 7870515), (30, 7345814), (35, 6296412), (42, 5247010), (60, 3672907), (70, 3148206), (84, 2623505), (105, 2098804), (140, 1574103), (210, 1049402), (420, 524701)]