40008656

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{641}}^1$

素因数の和:779

約数の個数: 40

約数和(自身を含む): 80244864

約数和(自身を除く): 40236208

約数列:

[1, 2, 4, 8, 16, 47, 83, 94, 166, 188, 332, 376, 641, 664, 752, 1282, 1328, 2564, 3901, 5128, 7802, 10256, 15604, 30127, 31208, 53203, 60254, 62416, 106406, 120508, 212812, 241016, 425624, 482032, 851248, 2500541, 5001082, 10002164, 20004328, 40008656]

約数ペア:

[(1, 40008656), (2, 20004328), (4, 10002164), (8, 5001082), (16, 2500541), (47, 851248), (83, 482032), (94, 425624), (166, 241016), (188, 212812), (332, 120508), (376, 106406), (641, 62416), (664, 60254), (752, 53203), (1282, 31208), (1328, 30127), (2564, 15604), (3901, 10256), (5128, 7802)]