2017995560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{34157}}^1$

素因数の和:34386

約数の個数: 64

約数和(自身を含む): 5213877120

約数和(自身を除く): 3195881560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 211, 280, 422, 844, 1055, 1477, 1688, 2110, 2954, 4220, 5908, 7385, 8440, 11816, 14770, 29540, 34157, 59080, 68314, 136628, 170785, 239099, 273256, 341570, 478198, 683140, 956396, 1195495, 1366280, 1912792, 2390990, 4781980, 7207127, 9563960, 14414254, 28828508, 36035635, 50449889, 57657016, 72071270, 100899778, 144142540, 201799556, 252249445, 288285080, 403599112, 504498890, 1008997780, 2017995560]

約数ペア:

[(1, 2017995560), (2, 1008997780), (4, 504498890), (5, 403599112), (7, 288285080), (8, 252249445), (10, 201799556), (14, 144142540), (20, 100899778), (28, 72071270), (35, 57657016), (40, 50449889), (56, 36035635), (70, 28828508), (140, 14414254), (211, 9563960), (280, 7207127), (422, 4781980), (844, 2390990), (1055, 1912792), (1477, 1366280), (1688, 1195495), (2110, 956396), (2954, 683140), (4220, 478198), (5908, 341570), (7385, 273256), (8440, 239099), (11816, 170785), (14770, 136628), (29540, 68314), (34157, 59080)]