1019820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{739}}^1$

素因数の和:774

約数の個数: 48

約数和(自身を含む): 2983680

約数和(自身を除く): 1963860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 739, 1380, 1478, 2217, 2956, 3695, 4434, 7390, 8868, 11085, 14780, 16997, 22170, 33994, 44340, 50991, 67988, 84985, 101982, 169970, 203964, 254955, 339940, 509910, 1019820]

約数ペア:

[(1, 1019820), (2, 509910), (3, 339940), (4, 254955), (5, 203964), (6, 169970), (10, 101982), (12, 84985), (15, 67988), (20, 50991), (23, 44340), (30, 33994), (46, 22170), (60, 16997), (69, 14780), (92, 11085), (115, 8868), (138, 7390), (230, 4434), (276, 3695), (345, 2956), (460, 2217), (690, 1478), (739, 1380)]