20196571780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13114657}}^1$

素因数の和:13114684

約数の個数: 48

約数和(自身を含む): 52878301056

約数和(自身を除く): 32681729276

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 13114657, 26229314, 52458628, 65573285, 91802599, 131146570, 144261227, 183605198, 262293140, 288522454, 367210396, 459012995, 577044908, 721306135, 918025990, 1009828589, 1442612270, 1836051980, 2019657178, 2885224540, 4039314356, 5049142945, 10098285890, 20196571780]

約数ペア:

[(1, 20196571780), (2, 10098285890), (4, 5049142945), (5, 4039314356), (7, 2885224540), (10, 2019657178), (11, 1836051980), (14, 1442612270), (20, 1009828589), (22, 918025990), (28, 721306135), (35, 577044908), (44, 459012995), (55, 367210396), (70, 288522454), (77, 262293140), (110, 183605198), (140, 144261227), (154, 131146570), (220, 91802599), (308, 65573285), (385, 52458628), (770, 26229314), (1540, 13114657)]