2128662710

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1\times {\mathrm{7949}}^1$

素因数の和:8456

約数の個数: 32

約数和(自身を含む): 3903768000

約数和(自身を除く): 1775105290

約数列:

[1, 2, 5, 10, 61, 122, 305, 439, 610, 878, 2195, 4390, 7949, 15898, 26779, 39745, 53558, 79490, 133895, 267790, 484889, 969778, 2424445, 3489611, 4848890, 6979222, 17448055, 34896110, 212866271, 425732542, 1064331355, 2128662710]

約数ペア:

[(1, 2128662710), (2, 1064331355), (5, 425732542), (10, 212866271), (61, 34896110), (122, 17448055), (305, 6979222), (439, 4848890), (610, 3489611), (878, 2424445), (2195, 969778), (4390, 484889), (7949, 267790), (15898, 133895), (26779, 79490), (39745, 53558)]