390912736

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{2777}}^1$

素因数の和:2923

約数の個数: 48

約数和(自身を含む): 793863504

約数和(自身を除く): 402950768

約数列:

[1, 2, 4, 8, 16, 32, 53, 83, 106, 166, 212, 332, 424, 664, 848, 1328, 1696, 2656, 2777, 4399, 5554, 8798, 11108, 17596, 22216, 35192, 44432, 70384, 88864, 140768, 147181, 230491, 294362, 460982, 588724, 921964, 1177448, 1843928, 2354896, 3687856, 4709792, 7375712, 12216023, 24432046, 48864092, 97728184, 195456368, 390912736]

約数ペア:

[(1, 390912736), (2, 195456368), (4, 97728184), (8, 48864092), (16, 24432046), (32, 12216023), (53, 7375712), (83, 4709792), (106, 3687856), (166, 2354896), (212, 1843928), (332, 1177448), (424, 921964), (664, 588724), (848, 460982), (1328, 294362), (1696, 230491), (2656, 147181), (2777, 140768), (4399, 88864), (5554, 70384), (8798, 44432), (11108, 35192), (17596, 22216)]