2017546340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{36563}}^1$

素因数の和:36692

約数の個数: 48

約数和(自身を含む): 4422781440

約数和(自身を除く): 2405235100

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 89, 124, 155, 178, 310, 356, 445, 620, 890, 1780, 2759, 5518, 11036, 13795, 27590, 36563, 55180, 73126, 146252, 182815, 365630, 731260, 1133453, 2266906, 3254107, 4533812, 5667265, 6508214, 11334530, 13016428, 16270535, 22669060, 32541070, 65082140, 100877317, 201754634, 403509268, 504386585, 1008773170, 2017546340]

約数ペア:

[(1, 2017546340), (2, 1008773170), (4, 504386585), (5, 403509268), (10, 201754634), (20, 100877317), (31, 65082140), (62, 32541070), (89, 22669060), (124, 16270535), (155, 13016428), (178, 11334530), (310, 6508214), (356, 5667265), (445, 4533812), (620, 3254107), (890, 2266906), (1780, 1133453), (2759, 731260), (5518, 365630), (11036, 182815), (13795, 146252), (27590, 73126), (36563, 55180)]