2563440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1$

素因数の和:998

約数の個数: 80

約数和(自身を含む): 8678016

約数和(自身を除く): 6114576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 971, 1320, 1942, 2640, 2913, 3884, 4855, 5826, 7768, 9710, 10681, 11652, 14565, 15536, 19420, 21362, 23304, 29130, 32043, 38840, 42724, 46608, 53405, 58260, 64086, 77680, 85448, 106810, 116520, 128172, 160215, 170896, 213620, 233040, 256344, 320430, 427240, 512688, 640860, 854480, 1281720, 2563440]

約数ペア:

[(1, 2563440), (2, 1281720), (3, 854480), (4, 640860), (5, 512688), (6, 427240), (8, 320430), (10, 256344), (11, 233040), (12, 213620), (15, 170896), (16, 160215), (20, 128172), (22, 116520), (24, 106810), (30, 85448), (33, 77680), (40, 64086), (44, 58260), (48, 53405), (55, 46608), (60, 42724), (66, 38840), (80, 32043), (88, 29130), (110, 23304), (120, 21362), (132, 19420), (165, 15536), (176, 14565), (220, 11652), (240, 10681), (264, 9710), (330, 7768), (440, 5826), (528, 4855), (660, 3884), (880, 2913), (971, 2640), (1320, 1942)]