16270720

素因数分解:

$2^7\times 5^1\times {\mathrm{25423}}^1$

素因数の和:25442

約数の個数: 32

約数和(自身を含む): 38898720

約数和(自身を除く): 22628000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 25423, 50846, 101692, 127115, 203384, 254230, 406768, 508460, 813536, 1016920, 1627072, 2033840, 3254144, 4067680, 8135360, 16270720]

約数ペア:

[(1, 16270720), (2, 8135360), (4, 4067680), (5, 3254144), (8, 2033840), (10, 1627072), (16, 1016920), (20, 813536), (32, 508460), (40, 406768), (64, 254230), (80, 203384), (128, 127115), (160, 101692), (320, 50846), (640, 25423)]