13708640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7789}}^1$

素因数の和:7815

約数の個数: 48

約数和(自身を含む): 35335440

約数和(自身を除く): 21626800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 7789, 15578, 31156, 38945, 62312, 77890, 85679, 124624, 155780, 171358, 249248, 311560, 342716, 428395, 623120, 685432, 856790, 1246240, 1370864, 1713580, 2741728, 3427160, 6854320, 13708640]

約数ペア:

[(1, 13708640), (2, 6854320), (4, 3427160), (5, 2741728), (8, 1713580), (10, 1370864), (11, 1246240), (16, 856790), (20, 685432), (22, 623120), (32, 428395), (40, 342716), (44, 311560), (55, 249248), (80, 171358), (88, 155780), (110, 124624), (160, 85679), (176, 77890), (220, 62312), (352, 38945), (440, 31156), (880, 15578), (1760, 7789)]