9804680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7907}}^1$

素因数の和:7949

約数の個数: 32

約数和(自身を含む): 22775040

約数和(自身を除く): 12970360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 7907, 15814, 31628, 39535, 63256, 79070, 158140, 245117, 316280, 490234, 980468, 1225585, 1960936, 2451170, 4902340, 9804680]

約数ペア:

[(1, 9804680), (2, 4902340), (4, 2451170), (5, 1960936), (8, 1225585), (10, 980468), (20, 490234), (31, 316280), (40, 245117), (62, 158140), (124, 79070), (155, 63256), (248, 39535), (310, 31628), (620, 15814), (1240, 7907)]