20809367030

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{2467}}^1$

素因数の和:2789

約数の個数: 64

約数和(自身を含む): 38842924032

約数和(自身を除く): 18033557002

約数列:

[1, 2, 5, 10, 47, 94, 131, 137, 235, 262, 274, 470, 655, 685, 1310, 1370, 2467, 4934, 6157, 6439, 12314, 12335, 12878, 17947, 24670, 30785, 32195, 35894, 61570, 64390, 89735, 115949, 179470, 231898, 323177, 337979, 579745, 646354, 675958, 843509, 1159490, 1615885, 1687018, 1689895, 3231770, 3379790, 4217545, 8435090, 15189319, 15885013, 30378638, 31770026, 44275249, 75946595, 79425065, 88550498, 151893190, 158850130, 221376245, 442752490, 2080936703, 4161873406, 10404683515, 20809367030]

約数ペア:

[(1, 20809367030), (2, 10404683515), (5, 4161873406), (10, 2080936703), (47, 442752490), (94, 221376245), (131, 158850130), (137, 151893190), (235, 88550498), (262, 79425065), (274, 75946595), (470, 44275249), (655, 31770026), (685, 30378638), (1310, 15885013), (1370, 15189319), (2467, 8435090), (4934, 4217545), (6157, 3379790), (6439, 3231770), (12314, 1689895), (12335, 1687018), (12878, 1615885), (17947, 1159490), (24670, 843509), (30785, 675958), (32195, 646354), (35894, 579745), (61570, 337979), (64390, 323177), (89735, 231898), (115949, 179470)]