133456420

素因数分解:

$2^2\times 5^1\times {\mathrm{1319}}^1\times {\mathrm{5059}}^1$

素因数の和:6387

約数の個数: 24

約数和(自身を含む): 280526400

約数和(自身を除く): 147069980

約数列:

[1, 2, 4, 5, 10, 20, 1319, 2638, 5059, 5276, 6595, 10118, 13190, 20236, 25295, 26380, 50590, 101180, 6672821, 13345642, 26691284, 33364105, 66728210, 133456420]

約数ペア:

[(1, 133456420), (2, 66728210), (4, 33364105), (5, 26691284), (10, 13345642), (20, 6672821), (1319, 101180), (2638, 50590), (5059, 26380), (5276, 25295), (6595, 20236), (10118, 13190)]