14821720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11953}}^1$

素因数の和:11995

約数の個数: 32

約数和(自身を含む): 34427520

約数和(自身を除く): 19605800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 11953, 23906, 47812, 59765, 95624, 119530, 239060, 370543, 478120, 741086, 1482172, 1852715, 2964344, 3705430, 7410860, 14821720]

約数ペア:

[(1, 14821720), (2, 7410860), (4, 3705430), (5, 2964344), (8, 1852715), (10, 1482172), (20, 741086), (31, 478120), (40, 370543), (62, 239060), (124, 119530), (155, 95624), (248, 59765), (310, 47812), (620, 23906), (1240, 11953)]