27121240

素因数分解:

$2^3\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1789}}^1$

素因数の和:2179

約数の個数: 32

約数和(自身を含む): 61218000

約数和(自身を除く): 34096760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 379, 758, 1516, 1789, 1895, 3032, 3578, 3790, 7156, 7580, 8945, 14312, 15160, 17890, 35780, 71560, 678031, 1356062, 2712124, 3390155, 5424248, 6780310, 13560620, 27121240]

約数ペア:

[(1, 27121240), (2, 13560620), (4, 6780310), (5, 5424248), (8, 3390155), (10, 2712124), (20, 1356062), (40, 678031), (379, 71560), (758, 35780), (1516, 17890), (1789, 15160), (1895, 14312), (3032, 8945), (3578, 7580), (3790, 7156)]