19701130

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^3\times {\mathrm{401}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 37771920

約数和(自身を除く): 18070790

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 401, 578, 802, 1445, 2005, 2890, 4010, 4913, 6817, 9826, 13634, 24565, 34085, 49130, 68170, 115889, 231778, 579445, 1158890, 1970113, 3940226, 9850565, 19701130]

約数ペア:

[(1, 19701130), (2, 9850565), (5, 3940226), (10, 1970113), (17, 1158890), (34, 579445), (85, 231778), (170, 115889), (289, 68170), (401, 49130), (578, 34085), (802, 24565), (1445, 13634), (2005, 9826), (2890, 6817), (4010, 4913)]