40411980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{10691}}^1$

素因数の和:10716

約数の個数: 96

約数和(自身を含む): 143700480

約数和(自身を除く): 103288500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 10691, 21382, 32073, 42764, 53455, 64146, 74837, 96219, 106910, 128292, 149674, 160365, 192438, 213820, 224511, 288657, 299348, 320730, 374185, 384876, 449022, 481095, 577314, 641460, 673533, 748370, 898044, 962190, 1122555, 1154628, 1347066, 1443285, 1496740, 1924380, 2020599, 2245110, 2694132, 2886570, 3367665, 4041198, 4490220, 5773140, 6735330, 8082396, 10102995, 13470660, 20205990, 40411980]

約数ペア:

[(1, 40411980), (2, 20205990), (3, 13470660), (4, 10102995), (5, 8082396), (6, 6735330), (7, 5773140), (9, 4490220), (10, 4041198), (12, 3367665), (14, 2886570), (15, 2694132), (18, 2245110), (20, 2020599), (21, 1924380), (27, 1496740), (28, 1443285), (30, 1347066), (35, 1154628), (36, 1122555), (42, 962190), (45, 898044), (54, 748370), (60, 673533), (63, 641460), (70, 577314), (84, 481095), (90, 449022), (105, 384876), (108, 374185), (126, 320730), (135, 299348), (140, 288657), (180, 224511), (189, 213820), (210, 192438), (252, 160365), (270, 149674), (315, 128292), (378, 106910), (420, 96219), (540, 74837), (630, 64146), (756, 53455), (945, 42764), (1260, 32073), (1890, 21382), (3780, 10691)]