201323320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{457553}}^1$

素因数の和:457575

約数の個数: 32

約数和(自身を含む): 494158320

約数和(自身を除く): 292835000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 457553, 915106, 1830212, 2287765, 3660424, 4575530, 5033083, 9151060, 10066166, 18302120, 20132332, 25165415, 40264664, 50330830, 100661660, 201323320]

約数ペア:

[(1, 201323320), (2, 100661660), (4, 50330830), (5, 40264664), (8, 25165415), (10, 20132332), (11, 18302120), (20, 10066166), (22, 9151060), (40, 5033083), (44, 4575530), (55, 3660424), (88, 2287765), (110, 1830212), (220, 915106), (440, 457553)]