16628920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5399}}^1$

素因数の和:5428

約数の個数: 64

約数和(自身を含む): 46656000

約数和(自身を除く): 30027080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 5399, 10798, 21596, 26995, 37793, 43192, 53990, 59389, 75586, 107980, 118778, 151172, 188965, 215960, 237556, 296945, 302344, 377930, 415723, 475112, 593890, 755860, 831446, 1187780, 1511720, 1662892, 2078615, 2375560, 3325784, 4157230, 8314460, 16628920]

約数ペア:

[(1, 16628920), (2, 8314460), (4, 4157230), (5, 3325784), (7, 2375560), (8, 2078615), (10, 1662892), (11, 1511720), (14, 1187780), (20, 831446), (22, 755860), (28, 593890), (35, 475112), (40, 415723), (44, 377930), (55, 302344), (56, 296945), (70, 237556), (77, 215960), (88, 188965), (110, 151172), (140, 118778), (154, 107980), (220, 75586), (280, 59389), (308, 53990), (385, 43192), (440, 37793), (616, 26995), (770, 21596), (1540, 10798), (3080, 5399)]