147444680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{118907}}^1$

素因数の和:118949

約数の個数: 32

約数和(自身を含む): 342455040

約数和(自身を除く): 195010360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 118907, 237814, 475628, 594535, 951256, 1189070, 2378140, 3686117, 4756280, 7372234, 14744468, 18430585, 29488936, 36861170, 73722340, 147444680]

約数ペア:

[(1, 147444680), (2, 73722340), (4, 36861170), (5, 29488936), (8, 18430585), (10, 14744468), (20, 7372234), (31, 4756280), (40, 3686117), (62, 2378140), (124, 1189070), (155, 951256), (248, 594535), (310, 475628), (620, 237814), (1240, 118907)]