28020404

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{2539}}^1$

素因数の和:2663

約数の個数: 24

約数和(自身を含む): 51206400

約数和(自身を除く): 23185996

約数列:

[1, 2, 4, 31, 62, 89, 124, 178, 356, 2539, 2759, 5078, 5518, 10156, 11036, 78709, 157418, 225971, 314836, 451942, 903884, 7005101, 14010202, 28020404]

約数ペア:

[(1, 28020404), (2, 14010202), (4, 7005101), (31, 903884), (62, 451942), (89, 314836), (124, 225971), (178, 157418), (356, 78709), (2539, 11036), (2759, 10156), (5078, 5518)]