84000680

素因数分解:

$2^3\times 5^1\times {\mathrm{839}}^1\times {\mathrm{2503}}^1$

素因数の和:3353

約数の個数: 32

約数和(自身を含む): 189302400

約数和(自身を除く): 105301720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 839, 1678, 2503, 3356, 4195, 5006, 6712, 8390, 10012, 12515, 16780, 20024, 25030, 33560, 50060, 100120, 2100017, 4200034, 8400068, 10500085, 16800136, 21000170, 42000340, 84000680]

約数ペア:

[(1, 84000680), (2, 42000340), (4, 21000170), (5, 16800136), (8, 10500085), (10, 8400068), (20, 4200034), (40, 2100017), (839, 100120), (1678, 50060), (2503, 33560), (3356, 25030), (4195, 20024), (5006, 16780), (6712, 12515), (8390, 10012)]