1914980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{181}}^1$

素因数の和:236

約数の個数: 36

約数和(自身を含む): 4227132

約数和(自身を除く): 2312152

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 181, 230, 362, 460, 529, 724, 905, 1058, 1810, 2116, 2645, 3620, 4163, 5290, 8326, 10580, 16652, 20815, 41630, 83260, 95749, 191498, 382996, 478745, 957490, 1914980]

約数ペア:

[(1, 1914980), (2, 957490), (4, 478745), (5, 382996), (10, 191498), (20, 95749), (23, 83260), (46, 41630), (92, 20815), (115, 16652), (181, 10580), (230, 8326), (362, 5290), (460, 4163), (529, 3620), (724, 2645), (905, 2116), (1058, 1810)]