20175013870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{337}}^1\times {\mathrm{8123}}^1$

素因数の和:8545

約数の個数: 64

約数和(自身を含む): 40331955456

約数和(自身を除く): 20156941586

約数列:

[1, 2, 5, 10, 11, 22, 55, 67, 110, 134, 335, 337, 670, 674, 737, 1474, 1685, 3370, 3685, 3707, 7370, 7414, 8123, 16246, 18535, 22579, 37070, 40615, 45158, 81230, 89353, 112895, 178706, 225790, 248369, 446765, 496738, 544241, 893530, 1088482, 1241845, 2483690, 2721205, 2737451, 5442410, 5474902, 5986651, 11973302, 13687255, 27374510, 29933255, 30111961, 59866510, 60223922, 150559805, 183409217, 301119610, 366818434, 917046085, 1834092170, 2017501387, 4035002774, 10087506935, 20175013870]

約数ペア:

[(1, 20175013870), (2, 10087506935), (5, 4035002774), (10, 2017501387), (11, 1834092170), (22, 917046085), (55, 366818434), (67, 301119610), (110, 183409217), (134, 150559805), (335, 60223922), (337, 59866510), (670, 30111961), (674, 29933255), (737, 27374510), (1474, 13687255), (1685, 11973302), (3370, 5986651), (3685, 5474902), (3707, 5442410), (7370, 2737451), (7414, 2721205), (8123, 2483690), (16246, 1241845), (18535, 1088482), (22579, 893530), (37070, 544241), (40615, 496738), (45158, 446765), (81230, 248369), (89353, 225790), (112895, 178706)]