390604656

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{625969}}^1$

素因数の和:625993

約数の個数: 40

約数和(自身を含む): 1086683920

約数和(自身を除く): 696079264

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 625969, 1251938, 1877907, 2503876, 3755814, 5007752, 7511628, 8137597, 10015504, 15023256, 16275194, 24412791, 30046512, 32550388, 48825582, 65100776, 97651164, 130201552, 195302328, 390604656]

約数ペア:

[(1, 390604656), (2, 195302328), (3, 130201552), (4, 97651164), (6, 65100776), (8, 48825582), (12, 32550388), (13, 30046512), (16, 24412791), (24, 16275194), (26, 15023256), (39, 10015504), (48, 8137597), (52, 7511628), (78, 5007752), (104, 3755814), (156, 2503876), (208, 1877907), (312, 1251938), (624, 625969)]