22145480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{569}}^1$

素因数の和:726

約数の個数: 64

約数和(自身を含む): 57456000

約数和(自身を除く): 35310520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 556, 569, 695, 973, 1112, 1138, 1390, 1946, 2276, 2780, 2845, 3892, 3983, 4552, 4865, 5560, 5690, 7784, 7966, 9730, 11380, 15932, 19460, 19915, 22760, 31864, 38920, 39830, 79091, 79660, 158182, 159320, 316364, 395455, 553637, 632728, 790910, 1107274, 1581820, 2214548, 2768185, 3163640, 4429096, 5536370, 11072740, 22145480]

約数ペア:

[(1, 22145480), (2, 11072740), (4, 5536370), (5, 4429096), (7, 3163640), (8, 2768185), (10, 2214548), (14, 1581820), (20, 1107274), (28, 790910), (35, 632728), (40, 553637), (56, 395455), (70, 316364), (139, 159320), (140, 158182), (278, 79660), (280, 79091), (556, 39830), (569, 38920), (695, 31864), (973, 22760), (1112, 19915), (1138, 19460), (1390, 15932), (1946, 11380), (2276, 9730), (2780, 7966), (2845, 7784), (3892, 5690), (3983, 5560), (4552, 4865)]