103468240

素因数分解:

$2^4\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1999}}^1$

素因数の和:2659

約数の個数: 40

約数和(自身を含む): 241056000

約数和(自身を除く): 137587760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 647, 1294, 1999, 2588, 3235, 3998, 5176, 6470, 7996, 9995, 10352, 12940, 15992, 19990, 25880, 31984, 39980, 51760, 79960, 159920, 1293353, 2586706, 5173412, 6466765, 10346824, 12933530, 20693648, 25867060, 51734120, 103468240]

約数ペア:

[(1, 103468240), (2, 51734120), (4, 25867060), (5, 20693648), (8, 12933530), (10, 10346824), (16, 6466765), (20, 5173412), (40, 2586706), (80, 1293353), (647, 159920), (1294, 79960), (1999, 51760), (2588, 39980), (3235, 31984), (3998, 25880), (5176, 19990), (6470, 15992), (7996, 12940), (9995, 10352)]