2639248520

素因数分解:

$2^3\times 5^1\times {\mathrm{13063}}^1\times {\mathrm{5051}}^1$

素因数の和:18125

約数の個数: 32

約数和(自身を含む): 5939939520

約数和(自身を除く): 3300691000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5051, 10102, 13063, 20204, 25255, 26126, 40408, 50510, 52252, 65315, 101020, 104504, 130630, 202040, 261260, 522520, 65981213, 131962426, 263924852, 329906065, 527849704, 659812130, 1319624260, 2639248520]

約数ペア:

[(1, 2639248520), (2, 1319624260), (4, 659812130), (5, 527849704), (8, 329906065), (10, 263924852), (20, 131962426), (40, 65981213), (5051, 522520), (10102, 261260), (13063, 202040), (20204, 130630), (25255, 104504), (26126, 101020), (40408, 65315), (50510, 52252)]