172777780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{14869}}^1$

素因数の和:14968

約数の個数: 48

約数和(自身を含む): 419690880

約数和(自身を除く): 246913100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 830, 1162, 1660, 2324, 2905, 5810, 11620, 14869, 29738, 59476, 74345, 104083, 148690, 208166, 297380, 416332, 520415, 1040830, 1234127, 2081660, 2468254, 4936508, 6170635, 8638889, 12341270, 17277778, 24682540, 34555556, 43194445, 86388890, 172777780]

約数ペア:

[(1, 172777780), (2, 86388890), (4, 43194445), (5, 34555556), (7, 24682540), (10, 17277778), (14, 12341270), (20, 8638889), (28, 6170635), (35, 4936508), (70, 2468254), (83, 2081660), (140, 1234127), (166, 1040830), (332, 520415), (415, 416332), (581, 297380), (830, 208166), (1162, 148690), (1660, 104083), (2324, 74345), (2905, 59476), (5810, 29738), (11620, 14869)]