8624980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{677}}^1$

素因数の和:713

約数の個数: 72

約数和(自身を含む): 22723848

約数和(自身を除く): 14098868

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 677, 910, 980, 1274, 1354, 1820, 2548, 2708, 3185, 3385, 4739, 6370, 6770, 8801, 9478, 12740, 13540, 17602, 18956, 23695, 33173, 35204, 44005, 47390, 61607, 66346, 88010, 94780, 123214, 132692, 165865, 176020, 246428, 308035, 331730, 431249, 616070, 663460, 862498, 1232140, 1724996, 2156245, 4312490, 8624980]

約数ペア:

[(1, 8624980), (2, 4312490), (4, 2156245), (5, 1724996), (7, 1232140), (10, 862498), (13, 663460), (14, 616070), (20, 431249), (26, 331730), (28, 308035), (35, 246428), (49, 176020), (52, 165865), (65, 132692), (70, 123214), (91, 94780), (98, 88010), (130, 66346), (140, 61607), (182, 47390), (196, 44005), (245, 35204), (260, 33173), (364, 23695), (455, 18956), (490, 17602), (637, 13540), (677, 12740), (910, 9478), (980, 8801), (1274, 6770), (1354, 6370), (1820, 4739), (2548, 3385), (2708, 3185)]