199983320

素因数分解:

$2^3\times 5^1\times {\mathrm{593}}^1\times {\mathrm{8431}}^1$

素因数の和:9035

約数の個数: 32

約数和(自身を含む): 450774720

約数和(自身を除く): 250791400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 593, 1186, 2372, 2965, 4744, 5930, 8431, 11860, 16862, 23720, 33724, 42155, 67448, 84310, 168620, 337240, 4999583, 9999166, 19998332, 24997915, 39996664, 49995830, 99991660, 199983320]

約数ペア:

[(1, 199983320), (2, 99991660), (4, 49995830), (5, 39996664), (8, 24997915), (10, 19998332), (20, 9999166), (40, 4999583), (593, 337240), (1186, 168620), (2372, 84310), (2965, 67448), (4744, 42155), (5930, 33724), (8431, 23720), (11860, 16862)]