15706721960

素因数分解:

$2^3\times 5^1\times {\mathrm{1447}}^1\times {\mathrm{271367}}^1$

素因数の和:272825

約数の個数: 32

約数和(自身を含む): 35364677760

約数和(自身を除く): 19657955800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1447, 2894, 5788, 7235, 11576, 14470, 28940, 57880, 271367, 542734, 1085468, 1356835, 2170936, 2713670, 5427340, 10854680, 392668049, 785336098, 1570672196, 1963340245, 3141344392, 3926680490, 7853360980, 15706721960]

約数ペア:

[(1, 15706721960), (2, 7853360980), (4, 3926680490), (5, 3141344392), (8, 1963340245), (10, 1570672196), (20, 785336098), (40, 392668049), (1447, 10854680), (2894, 5427340), (5788, 2713670), (7235, 2170936), (11576, 1356835), (14470, 1085468), (28940, 542734), (57880, 271367)]