11928940

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{4003}}^1$

素因数の和:4161

約数の個数: 24

約数和(自身を含む): 25225200

約数和(自身を除く): 13296260

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 4003, 8006, 16012, 20015, 40030, 80060, 596447, 1192894, 2385788, 2982235, 5964470, 11928940]

約数ペア:

[(1, 11928940), (2, 5964470), (4, 2982235), (5, 2385788), (10, 1192894), (20, 596447), (149, 80060), (298, 40030), (596, 20015), (745, 16012), (1490, 8006), (2980, 4003)]