917003480

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{116371}}^1$

素因数の和:116579

約数の個数: 32

約数和(自身を含む): 2073749040

約数和(自身を除く): 1156745560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 116371, 232742, 465484, 581855, 930968, 1163710, 2327420, 4654840, 22925087, 45850174, 91700348, 114625435, 183400696, 229250870, 458501740, 917003480]

約数ペア:

[(1, 917003480), (2, 458501740), (4, 229250870), (5, 183400696), (8, 114625435), (10, 91700348), (20, 45850174), (40, 22925087), (197, 4654840), (394, 2327420), (788, 1163710), (985, 930968), (1576, 581855), (1970, 465484), (3940, 232742), (7880, 116371)]