2586320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2939}}^1$

素因数の和:2963

約数の個数: 40

約数和(自身を含む): 6562080

約数和(自身を除く): 3975760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2939, 5878, 11756, 14695, 23512, 29390, 32329, 47024, 58780, 64658, 117560, 129316, 161645, 235120, 258632, 323290, 517264, 646580, 1293160, 2586320]

約数ペア:

[(1, 2586320), (2, 1293160), (4, 646580), (5, 517264), (8, 323290), (10, 258632), (11, 235120), (16, 161645), (20, 129316), (22, 117560), (40, 64658), (44, 58780), (55, 47024), (80, 32329), (88, 29390), (110, 23512), (176, 14695), (220, 11756), (440, 5878), (880, 2939)]