123379888

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{859}}^1$

素因数の和:1105

約数の個数: 40

約数和(自身を含む): 245698560

約数和(自身を除く): 122318672

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 191, 376, 382, 752, 764, 859, 1528, 1718, 3056, 3436, 6872, 8977, 13744, 17954, 35908, 40373, 71816, 80746, 143632, 161492, 164069, 322984, 328138, 645968, 656276, 1312552, 2625104, 7711243, 15422486, 30844972, 61689944, 123379888]

約数ペア:

[(1, 123379888), (2, 61689944), (4, 30844972), (8, 15422486), (16, 7711243), (47, 2625104), (94, 1312552), (188, 656276), (191, 645968), (376, 328138), (382, 322984), (752, 164069), (764, 161492), (859, 143632), (1528, 80746), (1718, 71816), (3056, 40373), (3436, 35908), (6872, 17954), (8977, 13744)]