20194126840

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1\times {\mathrm{16829}}^1$

素因数の和:17200

約数の個数: 64

約数和(自身を含む): 45986292000

約数和(自身を除く): 25792165160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 229, 262, 458, 524, 655, 916, 1048, 1145, 1310, 1832, 2290, 2620, 4580, 5240, 9160, 16829, 29999, 33658, 59998, 67316, 84145, 119996, 134632, 149995, 168290, 239992, 299990, 336580, 599980, 673160, 1199960, 2204599, 3853841, 4409198, 7707682, 8818396, 11022995, 15415364, 17636792, 19269205, 22045990, 30830728, 38538410, 44091980, 77076820, 88183960, 154153640, 504853171, 1009706342, 2019412684, 2524265855, 4038825368, 5048531710, 10097063420, 20194126840]

約数ペア:

[(1, 20194126840), (2, 10097063420), (4, 5048531710), (5, 4038825368), (8, 2524265855), (10, 2019412684), (20, 1009706342), (40, 504853171), (131, 154153640), (229, 88183960), (262, 77076820), (458, 44091980), (524, 38538410), (655, 30830728), (916, 22045990), (1048, 19269205), (1145, 17636792), (1310, 15415364), (1832, 11022995), (2290, 8818396), (2620, 7707682), (4580, 4409198), (5240, 3853841), (9160, 2204599), (16829, 1199960), (29999, 673160), (33658, 599980), (59998, 336580), (67316, 299990), (84145, 239992), (119996, 168290), (134632, 149995)]