746904280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{643883}}^1$

素因数の和:643923

約数の個数: 32

約数和(自身を含む): 1738486800

約数和(自身を除く): 991582520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 643883, 1287766, 2575532, 3219415, 5151064, 6438830, 12877660, 18672607, 25755320, 37345214, 74690428, 93363035, 149380856, 186726070, 373452140, 746904280]

約数ペア:

[(1, 746904280), (2, 373452140), (4, 186726070), (5, 149380856), (8, 93363035), (10, 74690428), (20, 37345214), (29, 25755320), (40, 18672607), (58, 12877660), (116, 6438830), (145, 5151064), (232, 3219415), (290, 2575532), (580, 1287766), (1160, 643883)]