839539760

素因数分解:

$2^4\times 5^1\times {\mathrm{1033}}^1\times {\mathrm{10159}}^1$

素因数の和:11205

約数の個数: 40

約数和(自身を含む): 1954011840

約数和(自身を除く): 1114472080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1033, 2066, 4132, 5165, 8264, 10159, 10330, 16528, 20318, 20660, 40636, 41320, 50795, 81272, 82640, 101590, 162544, 203180, 406360, 812720, 10494247, 20988494, 41976988, 52471235, 83953976, 104942470, 167907952, 209884940, 419769880, 839539760]

約数ペア:

[(1, 839539760), (2, 419769880), (4, 209884940), (5, 167907952), (8, 104942470), (10, 83953976), (16, 52471235), (20, 41976988), (40, 20988494), (80, 10494247), (1033, 812720), (2066, 406360), (4132, 203180), (5165, 162544), (8264, 101590), (10159, 82640), (10330, 81272), (16528, 50795), (20318, 41320), (20660, 40636)]