11491720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{12491}}^1$

素因数の和:12525

約数の個数: 32

約数和(自身を含む): 26982720

約数和(自身を除く): 15491000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 12491, 24982, 49964, 62455, 99928, 124910, 249820, 287293, 499640, 574586, 1149172, 1436465, 2298344, 2872930, 5745860, 11491720]

約数ペア:

[(1, 11491720), (2, 5745860), (4, 2872930), (5, 2298344), (8, 1436465), (10, 1149172), (20, 574586), (23, 499640), (40, 287293), (46, 249820), (92, 124910), (115, 99928), (184, 62455), (230, 49964), (460, 24982), (920, 12491)]