1569297380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{157877}}^1$

素因数の和:157964

約数の個数: 48

約数和(自身を含む): 3819384576

約数和(自身を除く): 2250087196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 140, 142, 284, 355, 497, 710, 994, 1420, 1988, 2485, 4970, 9940, 157877, 315754, 631508, 789385, 1105139, 1578770, 2210278, 3157540, 4420556, 5525695, 11051390, 11209267, 22102780, 22418534, 44837068, 56046335, 78464869, 112092670, 156929738, 224185340, 313859476, 392324345, 784648690, 1569297380]

約数ペア:

[(1, 1569297380), (2, 784648690), (4, 392324345), (5, 313859476), (7, 224185340), (10, 156929738), (14, 112092670), (20, 78464869), (28, 56046335), (35, 44837068), (70, 22418534), (71, 22102780), (140, 11209267), (142, 11051390), (284, 5525695), (355, 4420556), (497, 3157540), (710, 2210278), (994, 1578770), (1420, 1105139), (1988, 789385), (2485, 631508), (4970, 315754), (9940, 157877)]