20899681410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2909}}^1\times {\mathrm{3373}}^1$

素因数の和:6363

約数の個数: 64

約数和(自身を含む): 50898274560

約数和(自身を除く): 29998593150

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 2909, 3373, 5818, 6746, 8727, 10119, 14545, 16865, 17454, 20238, 29090, 33730, 43635, 50595, 87270, 101190, 206539, 239483, 413078, 478966, 619617, 718449, 1032695, 1197415, 1239234, 1436898, 2065390, 2394830, 3098085, 3592245, 6196170, 7184490, 9812057, 19624114, 29436171, 49060285, 58872342, 98120570, 147180855, 294361710, 696656047, 1393312094, 2089968141, 3483280235, 4179936282, 6966560470, 10449840705, 20899681410]

約数ペア:

[(1, 20899681410), (2, 10449840705), (3, 6966560470), (5, 4179936282), (6, 3483280235), (10, 2089968141), (15, 1393312094), (30, 696656047), (71, 294361710), (142, 147180855), (213, 98120570), (355, 58872342), (426, 49060285), (710, 29436171), (1065, 19624114), (2130, 9812057), (2909, 7184490), (3373, 6196170), (5818, 3592245), (6746, 3098085), (8727, 2394830), (10119, 2065390), (14545, 1436898), (16865, 1239234), (17454, 1197415), (20238, 1032695), (29090, 718449), (33730, 619617), (43635, 478966), (50595, 413078), (87270, 239483), (101190, 206539)]