30441680

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{9281}}^1$

素因数の和:9335

約数の個数: 40

約数和(自身を含む): 72510984

約数和(自身を除く): 42069304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 9281, 18562, 37124, 46405, 74248, 92810, 148496, 185620, 371240, 380521, 742480, 761042, 1522084, 1902605, 3044168, 3805210, 6088336, 7610420, 15220840, 30441680]

約数ペア:

[(1, 30441680), (2, 15220840), (4, 7610420), (5, 6088336), (8, 3805210), (10, 3044168), (16, 1902605), (20, 1522084), (40, 761042), (41, 742480), (80, 380521), (82, 371240), (164, 185620), (205, 148496), (328, 92810), (410, 74248), (656, 46405), (820, 37124), (1640, 18562), (3280, 9281)]