11278720

素因数分解:

$2^7\times 5^1\times {\mathrm{17623}}^1$

素因数の和:17642

約数の個数: 32

約数和(自身を含む): 26964720

約数和(自身を除く): 15686000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 17623, 35246, 70492, 88115, 140984, 176230, 281968, 352460, 563936, 704920, 1127872, 1409840, 2255744, 2819680, 5639360, 11278720]

約数ペア:

[(1, 11278720), (2, 5639360), (4, 2819680), (5, 2255744), (8, 1409840), (10, 1127872), (16, 704920), (20, 563936), (32, 352460), (40, 281968), (64, 176230), (80, 140984), (128, 88115), (160, 70492), (320, 35246), (640, 17623)]