73628020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{216553}}^1$

素因数の和:216579

約数の個数: 24

約数和(自身を含む): 163714824

約数和(自身を除く): 90086804

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 216553, 433106, 866212, 1082765, 2165530, 3681401, 4331060, 7362802, 14725604, 18407005, 36814010, 73628020]

約数ペア:

[(1, 73628020), (2, 36814010), (4, 18407005), (5, 14725604), (10, 7362802), (17, 4331060), (20, 3681401), (34, 2165530), (68, 1082765), (85, 866212), (170, 433106), (340, 216553)]