21383600

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{1091}}^1$

素因数の和:1123

約数の個数: 90

約数和(自身を含む): 59816484

約数和(自身を除く): 38432884

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1091, 1225, 1400, 1960, 2182, 2450, 2800, 3920, 4364, 4900, 5455, 7637, 8728, 9800, 10910, 15274, 17456, 19600, 21820, 27275, 30548, 38185, 43640, 53459, 54550, 61096, 76370, 87280, 106918, 109100, 122192, 152740, 190925, 213836, 218200, 267295, 305480, 381850, 427672, 436400, 534590, 610960, 763700, 855344, 1069180, 1336475, 1527400, 2138360, 2672950, 3054800, 4276720, 5345900, 10691800, 21383600]

約数ペア:

[(1, 21383600), (2, 10691800), (4, 5345900), (5, 4276720), (7, 3054800), (8, 2672950), (10, 2138360), (14, 1527400), (16, 1336475), (20, 1069180), (25, 855344), (28, 763700), (35, 610960), (40, 534590), (49, 436400), (50, 427672), (56, 381850), (70, 305480), (80, 267295), (98, 218200), (100, 213836), (112, 190925), (140, 152740), (175, 122192), (196, 109100), (200, 106918), (245, 87280), (280, 76370), (350, 61096), (392, 54550), (400, 53459), (490, 43640), (560, 38185), (700, 30548), (784, 27275), (980, 21820), (1091, 19600), (1225, 17456), (1400, 15274), (1960, 10910), (2182, 9800), (2450, 8728), (2800, 7637), (3920, 5455), (4364, 4900)]