121935940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{2239}}^1$

素因数の和:2644

約数の個数: 48

約数和(自身を含む): 293529600

約数和(自身を除く): 171593660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 389, 778, 1556, 1945, 2239, 2723, 3890, 4478, 5446, 7780, 8956, 10892, 11195, 13615, 15673, 22390, 27230, 31346, 44780, 54460, 62692, 78365, 156730, 313460, 870971, 1741942, 3483884, 4354855, 6096797, 8709710, 12193594, 17419420, 24387188, 30483985, 60967970, 121935940]

約数ペア:

[(1, 121935940), (2, 60967970), (4, 30483985), (5, 24387188), (7, 17419420), (10, 12193594), (14, 8709710), (20, 6096797), (28, 4354855), (35, 3483884), (70, 1741942), (140, 870971), (389, 313460), (778, 156730), (1556, 78365), (1945, 62692), (2239, 54460), (2723, 44780), (3890, 31346), (4478, 27230), (5446, 22390), (7780, 15673), (8956, 13615), (10892, 11195)]