196278980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{1607}}^1$

素因数の和:1844

約数の個数: 48

約数和(自身を含む): 427908096

約数和(自身を除く): 231629116

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 197, 310, 394, 620, 788, 985, 1607, 1970, 3214, 3940, 6107, 6428, 8035, 12214, 16070, 24428, 30535, 32140, 49817, 61070, 99634, 122140, 199268, 249085, 316579, 498170, 633158, 996340, 1266316, 1582895, 3165790, 6331580, 9813949, 19627898, 39255796, 49069745, 98139490, 196278980]

約数ペア:

[(1, 196278980), (2, 98139490), (4, 49069745), (5, 39255796), (10, 19627898), (20, 9813949), (31, 6331580), (62, 3165790), (124, 1582895), (155, 1266316), (197, 996340), (310, 633158), (394, 498170), (620, 316579), (788, 249085), (985, 199268), (1607, 122140), (1970, 99634), (3214, 61070), (3940, 49817), (6107, 32140), (6428, 30535), (8035, 24428), (12214, 16070)]