390972470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{11909}}^1$

素因数の和:11997

約数の個数: 48

約数和(自身を含む): 830936880

約数和(自身を除く): 439964410

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 67, 70, 98, 134, 245, 335, 469, 490, 670, 938, 2345, 3283, 4690, 6566, 11909, 16415, 23818, 32830, 59545, 83363, 119090, 166726, 416815, 583541, 797903, 833630, 1167082, 1595806, 2917705, 3989515, 5585321, 5835410, 7979030, 11170642, 27926605, 39097247, 55853210, 78194494, 195486235, 390972470]

約数ペア:

[(1, 390972470), (2, 195486235), (5, 78194494), (7, 55853210), (10, 39097247), (14, 27926605), (35, 11170642), (49, 7979030), (67, 5835410), (70, 5585321), (98, 3989515), (134, 2917705), (245, 1595806), (335, 1167082), (469, 833630), (490, 797903), (670, 583541), (938, 416815), (2345, 166726), (3283, 119090), (4690, 83363), (6566, 59545), (11909, 32830), (16415, 23818)]