400053892

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{18341}}^1$

素因数の和:18412

約数の個数: 48

約数和(自身を含む): 862807680

約数和(自身を除く): 462753788

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 41, 76, 82, 133, 164, 266, 287, 532, 574, 779, 1148, 1558, 3116, 5453, 10906, 18341, 21812, 36682, 73364, 128387, 256774, 348479, 513548, 696958, 751981, 1393916, 1503962, 2439353, 3007924, 4878706, 5263867, 9757412, 10527734, 14287639, 21055468, 28575278, 57150556, 100013473, 200026946, 400053892]

約数ペア:

[(1, 400053892), (2, 200026946), (4, 100013473), (7, 57150556), (14, 28575278), (19, 21055468), (28, 14287639), (38, 10527734), (41, 9757412), (76, 5263867), (82, 4878706), (133, 3007924), (164, 2439353), (266, 1503962), (287, 1393916), (532, 751981), (574, 696958), (779, 513548), (1148, 348479), (1558, 256774), (3116, 128387), (5453, 73364), (10906, 36682), (18341, 21812)]