38749030

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 71557920

約数和(自身を除く): 32808890

約数列:

[1, 2, 5, 10, 61, 122, 139, 278, 305, 457, 610, 695, 914, 1390, 2285, 4570, 8479, 16958, 27877, 42395, 55754, 63523, 84790, 127046, 139385, 278770, 317615, 635230, 3874903, 7749806, 19374515, 38749030]

約数ペア:

[(1, 38749030), (2, 19374515), (5, 7749806), (10, 3874903), (61, 635230), (122, 317615), (139, 278770), (278, 139385), (305, 127046), (457, 84790), (610, 63523), (695, 55754), (914, 42395), (1390, 27877), (2285, 16958), (4570, 8479)]