200640836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{2243}}^1$

素因数の和:2384

約数の個数: 48

約数和(自身を含む): 407151360

約数和(自身を除く): 206510524

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 107, 209, 214, 418, 428, 836, 1177, 2033, 2243, 2354, 4066, 4486, 4708, 8132, 8972, 22363, 24673, 42617, 44726, 49346, 85234, 89452, 98692, 170468, 240001, 468787, 480002, 937574, 960004, 1875148, 2640011, 4560019, 5280022, 9120038, 10560044, 18240076, 50160209, 100320418, 200640836]

約数ペア:

[(1, 200640836), (2, 100320418), (4, 50160209), (11, 18240076), (19, 10560044), (22, 9120038), (38, 5280022), (44, 4560019), (76, 2640011), (107, 1875148), (209, 960004), (214, 937574), (418, 480002), (428, 468787), (836, 240001), (1177, 170468), (2033, 98692), (2243, 89452), (2354, 85234), (4066, 49346), (4486, 44726), (4708, 42617), (8132, 24673), (8972, 22363)]