20092460

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 43817760

約数和(自身を除く): 23725300

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 107, 164, 205, 214, 229, 410, 428, 458, 535, 820, 916, 1070, 1145, 2140, 2290, 4387, 4580, 8774, 9389, 17548, 18778, 21935, 24503, 37556, 43870, 46945, 49006, 87740, 93890, 98012, 122515, 187780, 245030, 490060, 1004623, 2009246, 4018492, 5023115, 10046230, 20092460]

約数ペア:

[(1, 20092460), (2, 10046230), (4, 5023115), (5, 4018492), (10, 2009246), (20, 1004623), (41, 490060), (82, 245030), (107, 187780), (164, 122515), (205, 98012), (214, 93890), (229, 87740), (410, 49006), (428, 46945), (458, 43870), (535, 37556), (820, 24503), (916, 21935), (1070, 18778), (1145, 17548), (2140, 9389), (2290, 8774), (4387, 4580)]