71693720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{256049}}^1$

素因数の和:256067

約数の個数: 32

約数和(自身を含む): 184356000

約数和(自身を除く): 112662280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 256049, 512098, 1024196, 1280245, 1792343, 2048392, 2560490, 3584686, 5120980, 7169372, 8961715, 10241960, 14338744, 17923430, 35846860, 71693720]

約数ペア:

[(1, 71693720), (2, 35846860), (4, 17923430), (5, 14338744), (7, 10241960), (8, 8961715), (10, 7169372), (14, 5120980), (20, 3584686), (28, 2560490), (35, 2048392), (40, 1792343), (56, 1280245), (70, 1024196), (140, 512098), (280, 256049)]