2100780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1061}}^1$

素因数の和:1087

約数の個数: 72

約数和(自身を含む): 6958224

約数和(自身を除く): 4857444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1061, 1980, 2122, 3183, 4244, 5305, 6366, 9549, 10610, 11671, 12732, 15915, 19098, 21220, 23342, 31830, 35013, 38196, 46684, 47745, 58355, 63660, 70026, 95490, 105039, 116710, 140052, 175065, 190980, 210078, 233420, 350130, 420156, 525195, 700260, 1050390, 2100780]

約数ペア:

[(1, 2100780), (2, 1050390), (3, 700260), (4, 525195), (5, 420156), (6, 350130), (9, 233420), (10, 210078), (11, 190980), (12, 175065), (15, 140052), (18, 116710), (20, 105039), (22, 95490), (30, 70026), (33, 63660), (36, 58355), (44, 47745), (45, 46684), (55, 38196), (60, 35013), (66, 31830), (90, 23342), (99, 21220), (110, 19098), (132, 15915), (165, 12732), (180, 11671), (198, 10610), (220, 9549), (330, 6366), (396, 5305), (495, 4244), (660, 3183), (990, 2122), (1061, 1980)]