201267020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{2221}}^1$

素因数の和:2450

約数の個数: 48

約数和(自身を含む): 443475648

約数和(自身を除く): 242208628

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 197, 230, 394, 460, 788, 985, 1970, 2221, 3940, 4442, 4531, 8884, 9062, 11105, 18124, 22210, 22655, 44420, 45310, 51083, 90620, 102166, 204332, 255415, 437537, 510830, 875074, 1021660, 1750148, 2187685, 4375370, 8750740, 10063351, 20126702, 40253404, 50316755, 100633510, 201267020]

約数ペア:

[(1, 201267020), (2, 100633510), (4, 50316755), (5, 40253404), (10, 20126702), (20, 10063351), (23, 8750740), (46, 4375370), (92, 2187685), (115, 1750148), (197, 1021660), (230, 875074), (394, 510830), (460, 437537), (788, 255415), (985, 204332), (1970, 102166), (2221, 90620), (3940, 51083), (4442, 45310), (4531, 44420), (8884, 22655), (9062, 22210), (11105, 18124)]