2020105560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{7253}}^1$

素因数の和:7489

約数の個数: 128

約数和(自身を含む): 6643503360

約数和(自身を除く): 4623397800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 211, 220, 264, 330, 422, 440, 633, 660, 844, 1055, 1266, 1320, 1688, 2110, 2321, 2532, 3165, 4220, 4642, 5064, 6330, 6963, 7253, 8440, 9284, 11605, 12660, 13926, 14506, 18568, 21759, 23210, 25320, 27852, 29012, 34815, 36265, 43518, 46420, 55704, 58024, 69630, 72530, 79783, 87036, 92840, 108795, 139260, 145060, 159566, 174072, 217590, 239349, 278520, 290120, 319132, 398915, 435180, 478698, 638264, 797830, 870360, 957396, 1196745, 1530383, 1595660, 1914792, 2393490, 3060766, 3191320, 4591149, 4786980, 6121532, 7651915, 9182298, 9573960, 12243064, 15303830, 16834213, 18364596, 22955745, 30607660, 33668426, 36729192, 45911490, 50502639, 61215320, 67336852, 84171065, 91822980, 101005278, 134673704, 168342130, 183645960, 202010556, 252513195, 336684260, 404021112, 505026390, 673368520, 1010052780, 2020105560]

約数ペア:

[(1, 2020105560), (2, 1010052780), (3, 673368520), (4, 505026390), (5, 404021112), (6, 336684260), (8, 252513195), (10, 202010556), (11, 183645960), (12, 168342130), (15, 134673704), (20, 101005278), (22, 91822980), (24, 84171065), (30, 67336852), (33, 61215320), (40, 50502639), (44, 45911490), (55, 36729192), (60, 33668426), (66, 30607660), (88, 22955745), (110, 18364596), (120, 16834213), (132, 15303830), (165, 12243064), (211, 9573960), (220, 9182298), (264, 7651915), (330, 6121532), (422, 4786980), (440, 4591149), (633, 3191320), (660, 3060766), (844, 2393490), (1055, 1914792), (1266, 1595660), (1320, 1530383), (1688, 1196745), (2110, 957396), (2321, 870360), (2532, 797830), (3165, 638264), (4220, 478698), (4642, 435180), (5064, 398915), (6330, 319132), (6963, 290120), (7253, 278520), (8440, 239349), (9284, 217590), (11605, 174072), (12660, 159566), (13926, 145060), (14506, 139260), (18568, 108795), (21759, 92840), (23210, 87036), (25320, 79783), (27852, 72530), (29012, 69630), (34815, 58024), (36265, 55704), (43518, 46420)]