28449400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{2903}}^1$

素因数の和:2933

約数の個数: 72

約数和(自身を含む): 76970520

約数和(自身を除く): 48521120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 2903, 4900, 5806, 9800, 11612, 14515, 20321, 23224, 29030, 40642, 58060, 72575, 81284, 101605, 116120, 142247, 145150, 162568, 203210, 284494, 290300, 406420, 508025, 568988, 580600, 711235, 812840, 1016050, 1137976, 1422470, 2032100, 2844940, 3556175, 4064200, 5689880, 7112350, 14224700, 28449400]

約数ペア:

[(1, 28449400), (2, 14224700), (4, 7112350), (5, 5689880), (7, 4064200), (8, 3556175), (10, 2844940), (14, 2032100), (20, 1422470), (25, 1137976), (28, 1016050), (35, 812840), (40, 711235), (49, 580600), (50, 568988), (56, 508025), (70, 406420), (98, 290300), (100, 284494), (140, 203210), (175, 162568), (196, 145150), (200, 142247), (245, 116120), (280, 101605), (350, 81284), (392, 72575), (490, 58060), (700, 40642), (980, 29030), (1225, 23224), (1400, 20321), (1960, 14515), (2450, 11612), (2903, 9800), (4900, 5806)]