921036340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{9689}}^1$

素因数の和:9809

約数の個数: 72

約数和(自身を含む): 2273390280

約数和(自身を除く): 1352353940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 97, 98, 140, 194, 196, 245, 388, 485, 490, 679, 970, 980, 1358, 1940, 2716, 3395, 4753, 6790, 9506, 9689, 13580, 19012, 19378, 23765, 38756, 47530, 48445, 67823, 95060, 96890, 135646, 193780, 271292, 339115, 474761, 678230, 939833, 949522, 1356460, 1879666, 1899044, 2373805, 3759332, 4699165, 4747610, 6578831, 9398330, 9495220, 13157662, 18796660, 26315324, 32894155, 46051817, 65788310, 92103634, 131576620, 184207268, 230259085, 460518170, 921036340]

約数ペア:

[(1, 921036340), (2, 460518170), (4, 230259085), (5, 184207268), (7, 131576620), (10, 92103634), (14, 65788310), (20, 46051817), (28, 32894155), (35, 26315324), (49, 18796660), (70, 13157662), (97, 9495220), (98, 9398330), (140, 6578831), (194, 4747610), (196, 4699165), (245, 3759332), (388, 2373805), (485, 1899044), (490, 1879666), (679, 1356460), (970, 949522), (980, 939833), (1358, 678230), (1940, 474761), (2716, 339115), (3395, 271292), (4753, 193780), (6790, 135646), (9506, 96890), (9689, 95060), (13580, 67823), (19012, 48445), (19378, 47530), (23765, 38756)]