22839280

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4021}}^1$

素因数の和:4105

約数の個数: 40

約数和(自身を含む): 53862624

約数和(自身を除く): 31023344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 4021, 5680, 8042, 16084, 20105, 32168, 40210, 64336, 80420, 160840, 285491, 321680, 570982, 1141964, 1427455, 2283928, 2854910, 4567856, 5709820, 11419640, 22839280]

約数ペア:

[(1, 22839280), (2, 11419640), (4, 5709820), (5, 4567856), (8, 2854910), (10, 2283928), (16, 1427455), (20, 1141964), (40, 570982), (71, 321680), (80, 285491), (142, 160840), (284, 80420), (355, 64336), (568, 40210), (710, 32168), (1136, 20105), (1420, 16084), (2840, 8042), (4021, 5680)]