2840940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{5261}}^1$

素因数の和:5279

約数の個数: 48

約数和(自身を含む): 8840160

約数和(自身を除く): 5999220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 5261, 10522, 15783, 21044, 26305, 31566, 47349, 52610, 63132, 78915, 94698, 105220, 142047, 157830, 189396, 236745, 284094, 315660, 473490, 568188, 710235, 946980, 1420470, 2840940]

約数ペア:

[(1, 2840940), (2, 1420470), (3, 946980), (4, 710235), (5, 568188), (6, 473490), (9, 315660), (10, 284094), (12, 236745), (15, 189396), (18, 157830), (20, 142047), (27, 105220), (30, 94698), (36, 78915), (45, 63132), (54, 52610), (60, 47349), (90, 31566), (108, 26305), (135, 21044), (180, 15783), (270, 10522), (540, 5261)]