977437580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{6981697}}^1$

素因数の和:6981713

約数の個数: 24

約数和(自身を含む): 2345850528

約数和(自身を除く): 1368412948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 6981697, 13963394, 27926788, 34908485, 48871879, 69816970, 97743758, 139633940, 195487516, 244359395, 488718790, 977437580]

約数ペア:

[(1, 977437580), (2, 488718790), (4, 244359395), (5, 195487516), (7, 139633940), (10, 97743758), (14, 69816970), (20, 48871879), (28, 34908485), (35, 27926788), (70, 13963394), (140, 6981697)]