210428480

素因数分解:

$2^6\times 5^1\times {\mathrm{657589}}^1$

素因数の和:657606

約数の個数: 28

約数和(自身を含む): 501083580

約数和(自身を除く): 290655100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 657589, 1315178, 2630356, 3287945, 5260712, 6575890, 10521424, 13151780, 21042848, 26303560, 42085696, 52607120, 105214240, 210428480]

約数ペア:

[(1, 210428480), (2, 105214240), (4, 52607120), (5, 42085696), (8, 26303560), (10, 21042848), (16, 13151780), (20, 10521424), (32, 6575890), (40, 5260712), (64, 3287945), (80, 2630356), (160, 1315178), (320, 657589)]