400381310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{24977}}^1$

素因数の和:25220

約数の個数: 32

約数和(自身を含む): 827271360

約数和(自身を除く): 426890050

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 229, 458, 1145, 1603, 2290, 3206, 8015, 16030, 24977, 49954, 124885, 174839, 249770, 349678, 874195, 1748390, 5719733, 11439466, 28598665, 40038131, 57197330, 80076262, 200190655, 400381310]

約数ペア:

[(1, 400381310), (2, 200190655), (5, 80076262), (7, 57197330), (10, 40038131), (14, 28598665), (35, 11439466), (70, 5719733), (229, 1748390), (458, 874195), (1145, 349678), (1603, 249770), (2290, 174839), (3206, 124885), (8015, 49954), (16030, 24977)]