4215800

素因数分解:

$2^3\times 5^2\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 9943560

約数和(自身を除く): 5727760

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 107, 197, 200, 214, 394, 428, 535, 788, 856, 985, 1070, 1576, 1970, 2140, 2675, 3940, 4280, 4925, 5350, 7880, 9850, 10700, 19700, 21079, 21400, 39400, 42158, 84316, 105395, 168632, 210790, 421580, 526975, 843160, 1053950, 2107900, 4215800]

約数ペア:

[(1, 4215800), (2, 2107900), (4, 1053950), (5, 843160), (8, 526975), (10, 421580), (20, 210790), (25, 168632), (40, 105395), (50, 84316), (100, 42158), (107, 39400), (197, 21400), (200, 21079), (214, 19700), (394, 10700), (428, 9850), (535, 7880), (788, 5350), (856, 4925), (985, 4280), (1070, 3940), (1576, 2675), (1970, 2140)]