74197040

素因数分解:

$2^4\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2203}}^1$

素因数の和:2637

約数の個数: 40

約数和(自身を含む): 172996368

約数和(自身を除く): 98799328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 421, 842, 1684, 2105, 2203, 3368, 4210, 4406, 6736, 8420, 8812, 11015, 16840, 17624, 22030, 33680, 35248, 44060, 88120, 176240, 927463, 1854926, 3709852, 4637315, 7419704, 9274630, 14839408, 18549260, 37098520, 74197040]

約数ペア:

[(1, 74197040), (2, 37098520), (4, 18549260), (5, 14839408), (8, 9274630), (10, 7419704), (16, 4637315), (20, 3709852), (40, 1854926), (80, 927463), (421, 176240), (842, 88120), (1684, 44060), (2105, 35248), (2203, 33680), (3368, 22030), (4210, 17624), (4406, 16840), (6736, 11015), (8420, 8812)]