1922580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1$

素因数の和:997

約数の個数: 72

約数和(自身を含む): 6368544

約数和(自身を除く): 4445964

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, 971, 990, 1942, 1980, 2913, 3884, 4855, 5826, 8739, 9710, 10681, 11652, 14565, 17478, 19420, 21362, 29130, 32043, 34956, 42724, 43695, 53405, 58260, 64086, 87390, 96129, 106810, 128172, 160215, 174780, 192258, 213620, 320430, 384516, 480645, 640860, 961290, 1922580]

約数ペア:

[(1, 1922580), (2, 961290), (3, 640860), (4, 480645), (5, 384516), (6, 320430), (9, 213620), (10, 192258), (11, 174780), (12, 160215), (15, 128172), (18, 106810), (20, 96129), (22, 87390), (30, 64086), (33, 58260), (36, 53405), (44, 43695), (45, 42724), (55, 34956), (60, 32043), (66, 29130), (90, 21362), (99, 19420), (110, 17478), (132, 14565), (165, 11652), (180, 10681), (198, 9710), (220, 8739), (330, 5826), (396, 4855), (495, 3884), (660, 2913), (971, 1980), (990, 1942)]