40778080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1583}}^1$

素因数の和:1628

約数の個数: 96

約数和(自身を含む): 114960384

約数和(自身を除く): 74182304

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 322, 368, 460, 560, 644, 736, 805, 920, 1120, 1288, 1583, 1610, 1840, 2576, 3166, 3220, 3680, 5152, 6332, 6440, 7915, 11081, 12664, 12880, 15830, 22162, 25328, 25760, 31660, 36409, 44324, 50656, 55405, 63320, 72818, 88648, 110810, 126640, 145636, 177296, 182045, 221620, 253280, 254863, 291272, 354592, 364090, 443240, 509726, 582544, 728180, 886480, 1019452, 1165088, 1274315, 1456360, 1772960, 2038904, 2548630, 2912720, 4077808, 5097260, 5825440, 8155616, 10194520, 20389040, 40778080]

約数ペア:

[(1, 40778080), (2, 20389040), (4, 10194520), (5, 8155616), (7, 5825440), (8, 5097260), (10, 4077808), (14, 2912720), (16, 2548630), (20, 2038904), (23, 1772960), (28, 1456360), (32, 1274315), (35, 1165088), (40, 1019452), (46, 886480), (56, 728180), (70, 582544), (80, 509726), (92, 443240), (112, 364090), (115, 354592), (140, 291272), (160, 254863), (161, 253280), (184, 221620), (224, 182045), (230, 177296), (280, 145636), (322, 126640), (368, 110810), (460, 88648), (560, 72818), (644, 63320), (736, 55405), (805, 50656), (920, 44324), (1120, 36409), (1288, 31660), (1583, 25760), (1610, 25328), (1840, 22162), (2576, 15830), (3166, 12880), (3220, 12664), (3680, 11081), (5152, 7915), (6332, 6440)]