8984975990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{908491}}^1$

素因数の和:908564

約数の個数: 32

約数和(自身を含む): 17268615936

約数和(自身を除く): 8283639946

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 989, 1978, 4945, 9890, 908491, 1816982, 4542455, 9084910, 20895293, 39065113, 41790586, 78130226, 104476465, 195325565, 208952930, 390651130, 898497599, 1796995198, 4492487995, 8984975990]

約数ペア:

[(1, 8984975990), (2, 4492487995), (5, 1796995198), (10, 898497599), (23, 390651130), (43, 208952930), (46, 195325565), (86, 104476465), (115, 78130226), (215, 41790586), (230, 39065113), (430, 20895293), (989, 9084910), (1978, 4542455), (4945, 1816982), (9890, 908491)]