620055680

素因数分解:

$2^7\times 5^1\times {\mathrm{331}}^1\times {\mathrm{2927}}^1$

素因数の和:3277

約数の個数: 64

約数和(自身を含む): 1487306880

約数和(自身を除く): 867251200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 331, 640, 662, 1324, 1655, 2648, 2927, 3310, 5296, 5854, 6620, 10592, 11708, 13240, 14635, 21184, 23416, 26480, 29270, 42368, 46832, 52960, 58540, 93664, 105920, 117080, 187328, 211840, 234160, 374656, 468320, 936640, 968837, 1873280, 1937674, 3875348, 4844185, 7750696, 9688370, 15501392, 19376740, 31002784, 38753480, 62005568, 77506960, 124011136, 155013920, 310027840, 620055680]

約数ペア:

[(1, 620055680), (2, 310027840), (4, 155013920), (5, 124011136), (8, 77506960), (10, 62005568), (16, 38753480), (20, 31002784), (32, 19376740), (40, 15501392), (64, 9688370), (80, 7750696), (128, 4844185), (160, 3875348), (320, 1937674), (331, 1873280), (640, 968837), (662, 936640), (1324, 468320), (1655, 374656), (2648, 234160), (2927, 211840), (3310, 187328), (5296, 117080), (5854, 105920), (6620, 93664), (10592, 58540), (11708, 52960), (13240, 46832), (14635, 42368), (21184, 29270), (23416, 26480)]