13068980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 28740096

約数和(自身を除く): 15671116

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 107, 124, 155, 197, 214, 310, 394, 428, 535, 620, 788, 985, 1070, 1970, 2140, 3317, 3940, 6107, 6634, 12214, 13268, 16585, 21079, 24428, 30535, 33170, 42158, 61070, 66340, 84316, 105395, 122140, 210790, 421580, 653449, 1306898, 2613796, 3267245, 6534490, 13068980]

約数ペア:

[(1, 13068980), (2, 6534490), (4, 3267245), (5, 2613796), (10, 1306898), (20, 653449), (31, 421580), (62, 210790), (107, 122140), (124, 105395), (155, 84316), (197, 66340), (214, 61070), (310, 42158), (394, 33170), (428, 30535), (535, 24428), (620, 21079), (788, 16585), (985, 13268), (1070, 12214), (1970, 6634), (2140, 6107), (3317, 3940)]