2072520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:140

約数の個数: 128

約数和(自身を含む): 7344000

約数和(自身を除く): 5271480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 101, 108, 114, 120, 135, 152, 171, 180, 190, 202, 216, 228, 270, 285, 303, 342, 360, 380, 404, 456, 505, 513, 540, 570, 606, 684, 760, 808, 855, 909, 1010, 1026, 1080, 1140, 1212, 1368, 1515, 1710, 1818, 1919, 2020, 2052, 2280, 2424, 2565, 2727, 3030, 3420, 3636, 3838, 4040, 4104, 4545, 5130, 5454, 5757, 6060, 6840, 7272, 7676, 9090, 9595, 10260, 10908, 11514, 12120, 13635, 15352, 17271, 18180, 19190, 20520, 21816, 23028, 27270, 28785, 34542, 36360, 38380, 46056, 51813, 54540, 57570, 69084, 76760, 86355, 103626, 109080, 115140, 138168, 172710, 207252, 230280, 259065, 345420, 414504, 518130, 690840, 1036260, 2072520]

約数ペア:

[(1, 2072520), (2, 1036260), (3, 690840), (4, 518130), (5, 414504), (6, 345420), (8, 259065), (9, 230280), (10, 207252), (12, 172710), (15, 138168), (18, 115140), (19, 109080), (20, 103626), (24, 86355), (27, 76760), (30, 69084), (36, 57570), (38, 54540), (40, 51813), (45, 46056), (54, 38380), (57, 36360), (60, 34542), (72, 28785), (76, 27270), (90, 23028), (95, 21816), (101, 20520), (108, 19190), (114, 18180), (120, 17271), (135, 15352), (152, 13635), (171, 12120), (180, 11514), (190, 10908), (202, 10260), (216, 9595), (228, 9090), (270, 7676), (285, 7272), (303, 6840), (342, 6060), (360, 5757), (380, 5454), (404, 5130), (456, 4545), (505, 4104), (513, 4040), (540, 3838), (570, 3636), (606, 3420), (684, 3030), (760, 2727), (808, 2565), (855, 2424), (909, 2280), (1010, 2052), (1026, 2020), (1080, 1919), (1140, 1818), (1212, 1710), (1368, 1515)]