2643288860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{189619}}^1$

素因数の和:189686

約数の個数: 48

約数和(自身を含む): 6020814240

約数和(自身を除く): 3377525380

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1394, 2788, 3485, 6970, 13940, 189619, 379238, 758476, 948095, 1896190, 3223523, 3792380, 6447046, 7774379, 12894092, 15548758, 16117615, 31097516, 32235230, 38871895, 64470460, 77743790, 132164443, 155487580, 264328886, 528657772, 660822215, 1321644430, 2643288860]

約数ペア:

[(1, 2643288860), (2, 1321644430), (4, 660822215), (5, 528657772), (10, 264328886), (17, 155487580), (20, 132164443), (34, 77743790), (41, 64470460), (68, 38871895), (82, 32235230), (85, 31097516), (164, 16117615), (170, 15548758), (205, 12894092), (340, 7774379), (410, 6447046), (697, 3792380), (820, 3223523), (1394, 1896190), (2788, 948095), (3485, 758476), (6970, 379238), (13940, 189619)]