70307720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{251099}}^1$

素因数の和:251117

約数の個数: 32

約数和(自身を含む): 180792000

約数和(自身を除く): 110484280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 251099, 502198, 1004396, 1255495, 1757693, 2008792, 2510990, 3515386, 5021980, 7030772, 8788465, 10043960, 14061544, 17576930, 35153860, 70307720]

約数ペア:

[(1, 70307720), (2, 35153860), (4, 17576930), (5, 14061544), (7, 10043960), (8, 8788465), (10, 7030772), (14, 5021980), (20, 3515386), (28, 2510990), (35, 2008792), (40, 1757693), (56, 1255495), (70, 1004396), (140, 502198), (280, 251099)]