191796220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{124543}}^1$

素因数の和:124570

約数の個数: 48

約数和(自身を含む): 502161408

約数和(自身を除く): 310365188

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 124543, 249086, 498172, 622715, 871801, 1245430, 1369973, 1743602, 2490860, 2739946, 3487204, 4359005, 5479892, 6849865, 8718010, 9589811, 13699730, 17436020, 19179622, 27399460, 38359244, 47949055, 95898110, 191796220]

約数ペア:

[(1, 191796220), (2, 95898110), (4, 47949055), (5, 38359244), (7, 27399460), (10, 19179622), (11, 17436020), (14, 13699730), (20, 9589811), (22, 8718010), (28, 6849865), (35, 5479892), (44, 4359005), (55, 3487204), (70, 2739946), (77, 2490860), (110, 1743602), (140, 1369973), (154, 1245430), (220, 871801), (308, 622715), (385, 498172), (770, 249086), (1540, 124543)]