8003660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{8167}}^1$

素因数の和:8190

約数の個数: 36

約数和(自身を含む): 19554192

約数和(自身を除く): 11550532

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 8167, 16334, 32668, 40835, 57169, 81670, 114338, 163340, 228676, 285845, 400183, 571690, 800366, 1143380, 1600732, 2000915, 4001830, 8003660]

約数ペア:

[(1, 8003660), (2, 4001830), (4, 2000915), (5, 1600732), (7, 1143380), (10, 800366), (14, 571690), (20, 400183), (28, 285845), (35, 228676), (49, 163340), (70, 114338), (98, 81670), (140, 57169), (196, 40835), (245, 32668), (490, 16334), (980, 8167)]