840782710

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{51487}}^1$

素因数の和:51588

約数の個数: 32

約数和(自身を含む): 1601482752

約数和(自身を除く): 760700042

約数列:

[1, 2, 5, 10, 23, 46, 71, 115, 142, 230, 355, 710, 1633, 3266, 8165, 16330, 51487, 102974, 257435, 514870, 1184201, 2368402, 3655577, 5921005, 7311154, 11842010, 18277885, 36555770, 84078271, 168156542, 420391355, 840782710]

約数ペア:

[(1, 840782710), (2, 420391355), (5, 168156542), (10, 84078271), (23, 36555770), (46, 18277885), (71, 11842010), (115, 7311154), (142, 5921005), (230, 3655577), (355, 2368402), (710, 1184201), (1633, 514870), (3266, 257435), (8165, 102974), (16330, 51487)]