2773328

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:219

約数の個数: 40

約数和(自身を含む): 5728800

約数和(自身を除く): 2955472

約数列:

[1, 2, 4, 8, 16, 29, 43, 58, 86, 116, 139, 172, 232, 278, 344, 464, 556, 688, 1112, 1247, 2224, 2494, 4031, 4988, 5977, 8062, 9976, 11954, 16124, 19952, 23908, 32248, 47816, 64496, 95632, 173333, 346666, 693332, 1386664, 2773328]

約数ペア:

[(1, 2773328), (2, 1386664), (4, 693332), (8, 346666), (16, 173333), (29, 95632), (43, 64496), (58, 47816), (86, 32248), (116, 23908), (139, 19952), (172, 16124), (232, 11954), (278, 9976), (344, 8062), (464, 5977), (556, 4988), (688, 4031), (1112, 2494), (1247, 2224)]