20218997050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{5987}}^1\times {\mathrm{9649}}^1$

素因数の和:15655

約数の個数: 48

約数和(自身を含む): 42991444800

約数和(自身を除く): 22772447750

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 350, 5987, 9649, 11974, 19298, 29935, 41909, 48245, 59870, 67543, 83818, 96490, 135086, 149675, 209545, 241225, 299350, 337715, 419090, 482450, 675430, 1047725, 1688575, 2095450, 3377150, 57768563, 115537126, 288842815, 404379941, 577685630, 808759882, 1444214075, 2021899705, 2888428150, 4043799410, 10109498525, 20218997050]

約数ペア:

[(1, 20218997050), (2, 10109498525), (5, 4043799410), (7, 2888428150), (10, 2021899705), (14, 1444214075), (25, 808759882), (35, 577685630), (50, 404379941), (70, 288842815), (175, 115537126), (350, 57768563), (5987, 3377150), (9649, 2095450), (11974, 1688575), (19298, 1047725), (29935, 675430), (41909, 482450), (48245, 419090), (59870, 337715), (67543, 299350), (83818, 241225), (96490, 209545), (135086, 149675)]