4125800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{421}}^1$

素因数の和:451

約数の個数: 72

約数和(自身を含む): 11185110

約数和(自身を除く): 7059310

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, 421, 490, 700, 842, 980, 1225, 1400, 1684, 1960, 2105, 2450, 2947, 3368, 4210, 4900, 5894, 8420, 9800, 10525, 11788, 14735, 16840, 20629, 21050, 23576, 29470, 41258, 42100, 58940, 73675, 82516, 84200, 103145, 117880, 147350, 165032, 206290, 294700, 412580, 515725, 589400, 825160, 1031450, 2062900, 4125800]

約数ペア:

[(1, 4125800), (2, 2062900), (4, 1031450), (5, 825160), (7, 589400), (8, 515725), (10, 412580), (14, 294700), (20, 206290), (25, 165032), (28, 147350), (35, 117880), (40, 103145), (49, 84200), (50, 82516), (56, 73675), (70, 58940), (98, 42100), (100, 41258), (140, 29470), (175, 23576), (196, 21050), (200, 20629), (245, 16840), (280, 14735), (350, 11788), (392, 10525), (421, 9800), (490, 8420), (700, 5894), (842, 4900), (980, 4210), (1225, 3368), (1400, 2947), (1684, 2450), (1960, 2105)]