2078080

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1$

素因数の和:227

約数の個数: 64

約数和(自身を含む): 5287680

約数和(自身を除く): 3209600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 191, 272, 320, 340, 382, 544, 640, 680, 764, 955, 1088, 1360, 1528, 1910, 2176, 2720, 3056, 3247, 3820, 5440, 6112, 6494, 7640, 10880, 12224, 12988, 15280, 16235, 24448, 25976, 30560, 32470, 51952, 61120, 64940, 103904, 122240, 129880, 207808, 259760, 415616, 519520, 1039040, 2078080]

約数ペア:

[(1, 2078080), (2, 1039040), (4, 519520), (5, 415616), (8, 259760), (10, 207808), (16, 129880), (17, 122240), (20, 103904), (32, 64940), (34, 61120), (40, 51952), (64, 32470), (68, 30560), (80, 25976), (85, 24448), (128, 16235), (136, 15280), (160, 12988), (170, 12224), (191, 10880), (272, 7640), (320, 6494), (340, 6112), (382, 5440), (544, 3820), (640, 3247), (680, 3056), (764, 2720), (955, 2176), (1088, 1910), (1360, 1528)]