61751620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2239}}^1$

素因数の和:2452

約数の個数: 48

約数和(自身を含む): 149022720

約数和(自身を除く): 87271100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197, 394, 788, 985, 1379, 1970, 2239, 2758, 3940, 4478, 5516, 6895, 8956, 11195, 13790, 15673, 22390, 27580, 31346, 44780, 62692, 78365, 156730, 313460, 441083, 882166, 1764332, 2205415, 3087581, 4410830, 6175162, 8821660, 12350324, 15437905, 30875810, 61751620]

約数ペア:

[(1, 61751620), (2, 30875810), (4, 15437905), (5, 12350324), (7, 8821660), (10, 6175162), (14, 4410830), (20, 3087581), (28, 2205415), (35, 1764332), (70, 882166), (140, 441083), (197, 313460), (394, 156730), (788, 78365), (985, 62692), (1379, 44780), (1970, 31346), (2239, 27580), (2758, 22390), (3940, 15673), (4478, 13790), (5516, 11195), (6895, 8956)]