31998940

素因数分解:

$2^2\times 5^1\times {\mathrm{1213}}^1\times {\mathrm{1319}}^1$

素因数の和:2541

約数の個数: 24

約数和(自身を含む): 67304160

約数和(自身を除く): 35305220

約数列:

[1, 2, 4, 5, 10, 20, 1213, 1319, 2426, 2638, 4852, 5276, 6065, 6595, 12130, 13190, 24260, 26380, 1599947, 3199894, 6399788, 7999735, 15999470, 31998940]

約数ペア:

[(1, 31998940), (2, 15999470), (4, 7999735), (5, 6399788), (10, 3199894), (20, 1599947), (1213, 26380), (1319, 24260), (2426, 13190), (2638, 12130), (4852, 6595), (5276, 6065)]