210101120

素因数分解:

$2^7\times 5^1\times {\mathrm{328283}}^1$

素因数の和:328302

約数の個数: 32

約数和(自身を含む): 502274520

約数和(自身を除く): 292173400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 328283, 656566, 1313132, 1641415, 2626264, 3282830, 5252528, 6565660, 10505056, 13131320, 21010112, 26262640, 42020224, 52525280, 105050560, 210101120]

約数ペア:

[(1, 210101120), (2, 105050560), (4, 52525280), (5, 42020224), (8, 26262640), (10, 21010112), (16, 13131320), (20, 10505056), (32, 6565660), (40, 5252528), (64, 3282830), (80, 2626264), (128, 1641415), (160, 1313132), (320, 656566), (640, 328283)]