40306480

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11717}}^1$

素因数の和:11773

約数の個数: 40

約数和(自身を含む): 95900112

約数和(自身を除く): 55593632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 11717, 23434, 46868, 58585, 93736, 117170, 187472, 234340, 468680, 503831, 937360, 1007662, 2015324, 2519155, 4030648, 5038310, 8061296, 10076620, 20153240, 40306480]

約数ペア:

[(1, 40306480), (2, 20153240), (4, 10076620), (5, 8061296), (8, 5038310), (10, 4030648), (16, 2519155), (20, 2015324), (40, 1007662), (43, 937360), (80, 503831), (86, 468680), (172, 234340), (215, 187472), (344, 117170), (430, 93736), (688, 58585), (860, 46868), (1720, 23434), (3440, 11717)]