2019467870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{727}}^1\times {\mathrm{5669}}^1$

素因数の和:6417

約数の個数: 48

約数和(自身を含む): 4235081760

約数和(自身を除く): 2215613890

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 727, 1454, 3635, 5089, 5669, 7270, 10178, 11338, 25445, 28345, 35623, 39683, 50890, 56690, 71246, 79366, 178115, 198415, 277781, 356230, 396830, 555562, 1388905, 2777810, 4121363, 8242726, 20606815, 28849541, 41213630, 57699082, 144247705, 201946787, 288495410, 403893574, 1009733935, 2019467870]

約数ペア:

[(1, 2019467870), (2, 1009733935), (5, 403893574), (7, 288495410), (10, 201946787), (14, 144247705), (35, 57699082), (49, 41213630), (70, 28849541), (98, 20606815), (245, 8242726), (490, 4121363), (727, 2777810), (1454, 1388905), (3635, 555562), (5089, 396830), (5669, 356230), (7270, 277781), (10178, 198415), (11338, 178115), (25445, 79366), (28345, 71246), (35623, 56690), (39683, 50890)]