3211720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3491}}^1$

素因数の和:3525

約数の個数: 32

約数和(自身を含む): 7542720

約数和(自身を除く): 4331000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 3491, 6982, 13964, 17455, 27928, 34910, 69820, 80293, 139640, 160586, 321172, 401465, 642344, 802930, 1605860, 3211720]

約数ペア:

[(1, 3211720), (2, 1605860), (4, 802930), (5, 642344), (8, 401465), (10, 321172), (20, 160586), (23, 139640), (40, 80293), (46, 69820), (92, 34910), (115, 27928), (184, 17455), (230, 13964), (460, 6982), (920, 3491)]