202298780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{3919}}^1$

素因数の和:4046

約数の個数: 48

約数和(自身を含む): 444528000

約数和(自身を除く): 242229220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 89, 116, 145, 178, 290, 356, 445, 580, 890, 1780, 2581, 3919, 5162, 7838, 10324, 12905, 15676, 19595, 25810, 39190, 51620, 78380, 113651, 227302, 348791, 454604, 568255, 697582, 1136510, 1395164, 1743955, 2273020, 3487910, 6975820, 10114939, 20229878, 40459756, 50574695, 101149390, 202298780]

約数ペア:

[(1, 202298780), (2, 101149390), (4, 50574695), (5, 40459756), (10, 20229878), (20, 10114939), (29, 6975820), (58, 3487910), (89, 2273020), (116, 1743955), (145, 1395164), (178, 1136510), (290, 697582), (356, 568255), (445, 454604), (580, 348791), (890, 227302), (1780, 113651), (2581, 78380), (3919, 51620), (5162, 39190), (7838, 25810), (10324, 19595), (12905, 15676)]