7520820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{769}}^1$

素因数の和:944

約数の個数: 48

約数和(自身を含む): 21215040

約数和(自身を除く): 13694220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 769, 815, 978, 1538, 1630, 1956, 2307, 2445, 3076, 3260, 3845, 4614, 4890, 7690, 9228, 9780, 11535, 15380, 23070, 46140, 125347, 250694, 376041, 501388, 626735, 752082, 1253470, 1504164, 1880205, 2506940, 3760410, 7520820]

約数ペア:

[(1, 7520820), (2, 3760410), (3, 2506940), (4, 1880205), (5, 1504164), (6, 1253470), (10, 752082), (12, 626735), (15, 501388), (20, 376041), (30, 250694), (60, 125347), (163, 46140), (326, 23070), (489, 15380), (652, 11535), (769, 9780), (815, 9228), (978, 7690), (1538, 4890), (1630, 4614), (1956, 3845), (2307, 3260), (2445, 3076)]