20216641530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{327289}}^1$

素因数の和:327399

約数の個数: 64

約数和(自身を含む): 50900140800

約数和(自身を除く): 30683499270

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 71, 87, 142, 145, 174, 213, 290, 355, 426, 435, 710, 870, 1065, 2059, 2130, 4118, 6177, 10295, 12354, 20590, 30885, 61770, 327289, 654578, 981867, 1636445, 1963734, 3272890, 4909335, 9491381, 9818670, 18982762, 23237519, 28474143, 46475038, 47456905, 56948286, 69712557, 94913810, 116187595, 139425114, 142370715, 232375190, 284741430, 348562785, 673888051, 697125570, 1347776102, 2021664153, 3369440255, 4043328306, 6738880510, 10108320765, 20216641530]

約数ペア:

[(1, 20216641530), (2, 10108320765), (3, 6738880510), (5, 4043328306), (6, 3369440255), (10, 2021664153), (15, 1347776102), (29, 697125570), (30, 673888051), (58, 348562785), (71, 284741430), (87, 232375190), (142, 142370715), (145, 139425114), (174, 116187595), (213, 94913810), (290, 69712557), (355, 56948286), (426, 47456905), (435, 46475038), (710, 28474143), (870, 23237519), (1065, 18982762), (2059, 9818670), (2130, 9491381), (4118, 4909335), (6177, 3272890), (10295, 1963734), (12354, 1636445), (20590, 981867), (30885, 654578), (61770, 327289)]