2124760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{439}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 5266800

約数和(自身を除く): 3142040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 439, 440, 484, 605, 878, 968, 1210, 1756, 2195, 2420, 3512, 4390, 4829, 4840, 8780, 9658, 17560, 19316, 24145, 38632, 48290, 53119, 96580, 106238, 193160, 212476, 265595, 424952, 531190, 1062380, 2124760]

約数ペア:

[(1, 2124760), (2, 1062380), (4, 531190), (5, 424952), (8, 265595), (10, 212476), (11, 193160), (20, 106238), (22, 96580), (40, 53119), (44, 48290), (55, 38632), (88, 24145), (110, 19316), (121, 17560), (220, 9658), (242, 8780), (439, 4840), (440, 4829), (484, 4390), (605, 3512), (878, 2420), (968, 2195), (1210, 1756)]