20123070678830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1\times {\mathrm{17094157}}^1$

素因数の和:17094489

約数の個数: 64

約数和(自身を含む): 42181270774272

約数和(自身を除く): 22058200095442

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 251, 335, 469, 502, 670, 938, 1255, 1757, 2345, 2510, 3514, 4690, 8785, 16817, 17570, 33634, 84085, 117719, 168170, 235438, 588595, 1177190, 17094157, 34188314, 85470785, 119659099, 170941570, 239318198, 598295495, 1145308519, 1196590990, 2290617038, 4290633407, 5726542595, 8017159633, 8581266814, 11453085190, 16034319266, 21453167035, 30034433849, 40085798165, 42906334070, 60068867698, 80171596330, 150172169245, 287472438269, 300344338490, 574944876538, 1437362191345, 2012307067883, 2874724382690, 4024614135766, 10061535339415, 20123070678830]

約数ペア:

[(1, 20123070678830), (2, 10061535339415), (5, 4024614135766), (7, 2874724382690), (10, 2012307067883), (14, 1437362191345), (35, 574944876538), (67, 300344338490), (70, 287472438269), (134, 150172169245), (251, 80171596330), (335, 60068867698), (469, 42906334070), (502, 40085798165), (670, 30034433849), (938, 21453167035), (1255, 16034319266), (1757, 11453085190), (2345, 8581266814), (2510, 8017159633), (3514, 5726542595), (4690, 4290633407), (8785, 2290617038), (16817, 1196590990), (17570, 1145308519), (33634, 598295495), (84085, 239318198), (117719, 170941570), (168170, 119659099), (235438, 85470785), (588595, 34188314), (1177190, 17094157)]