20453210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5231}}^1$

素因数の和:5278

約数の個数: 32

約数和(自身を含む): 40684032

約数和(自身を除く): 20230822

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1955, 3910, 5231, 10462, 26155, 52310, 88927, 120313, 177854, 240626, 444635, 601565, 889270, 1203130, 2045321, 4090642, 10226605, 20453210]

約数ペア:

[(1, 20453210), (2, 10226605), (5, 4090642), (10, 2045321), (17, 1203130), (23, 889270), (34, 601565), (46, 444635), (85, 240626), (115, 177854), (170, 120313), (230, 88927), (391, 52310), (782, 26155), (1955, 10462), (3910, 5231)]