30558860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^3\times {\mathrm{311}}^1$

素因数の和:371

約数の個数: 48

約数和(自身を含む): 68402880

約数和(自身を除く): 37844020

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 311, 340, 578, 622, 1156, 1244, 1445, 1555, 2890, 3110, 4913, 5287, 5780, 6220, 9826, 10574, 19652, 21148, 24565, 26435, 49130, 52870, 89879, 98260, 105740, 179758, 359516, 449395, 898790, 1527943, 1797580, 3055886, 6111772, 7639715, 15279430, 30558860]

約数ペア:

[(1, 30558860), (2, 15279430), (4, 7639715), (5, 6111772), (10, 3055886), (17, 1797580), (20, 1527943), (34, 898790), (68, 449395), (85, 359516), (170, 179758), (289, 105740), (311, 98260), (340, 89879), (578, 52870), (622, 49130), (1156, 26435), (1244, 24565), (1445, 21148), (1555, 19652), (2890, 10574), (3110, 9826), (4913, 6220), (5287, 5780)]