23720345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 32489856

約数和(自身を除く): 8769511

約数列:

[1, 5, 11, 41, 55, 67, 157, 205, 335, 451, 737, 785, 1727, 2255, 2747, 3685, 6437, 8635, 10519, 13735, 30217, 32185, 52595, 70807, 115709, 151085, 354035, 431279, 578545, 2156395, 4744069, 23720345]

約数ペア:

[(1, 23720345), (5, 4744069), (11, 2156395), (41, 578545), (55, 431279), (67, 354035), (157, 151085), (205, 115709), (335, 70807), (451, 52595), (737, 32185), (785, 30217), (1727, 13735), (2255, 10519), (2747, 8635), (3685, 6437)]