628398410

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{10631}}^1$

素因数の和:10918

約数の個数: 32

約数和(自身を含む): 1185000192

約数和(自身を除く): 556601782

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 257, 514, 1285, 2570, 5911, 10631, 11822, 21262, 29555, 53155, 59110, 106310, 244513, 489026, 1222565, 2445130, 2732167, 5464334, 13660835, 27321670, 62839841, 125679682, 314199205, 628398410]

約数ペア:

[(1, 628398410), (2, 314199205), (5, 125679682), (10, 62839841), (23, 27321670), (46, 13660835), (115, 5464334), (230, 2732167), (257, 2445130), (514, 1222565), (1285, 489026), (2570, 244513), (5911, 106310), (10631, 59110), (11822, 53155), (21262, 29555)]