42445980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{235811}}^1$

素因数の和:235826

約数の個数: 36

約数和(自身を含む): 128753352

約数和(自身を除く): 86307372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 235811, 471622, 707433, 943244, 1179055, 1414866, 2122299, 2358110, 2829732, 3537165, 4244598, 4716220, 7074330, 8489196, 10611495, 14148660, 21222990, 42445980]

約数ペア:

[(1, 42445980), (2, 21222990), (3, 14148660), (4, 10611495), (5, 8489196), (6, 7074330), (9, 4716220), (10, 4244598), (12, 3537165), (15, 2829732), (18, 2358110), (20, 2122299), (30, 1414866), (36, 1179055), (45, 943244), (60, 707433), (90, 471622), (180, 235811)]