42409390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{2803}}^1$

素因数の和:2916

約数の個数: 32

約数和(自身を含む): 81764640

約数和(自身を除く): 39355250

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 445, 890, 1513, 2803, 3026, 5606, 7565, 14015, 15130, 28030, 47651, 95302, 238255, 249467, 476510, 498934, 1247335, 2494670, 4240939, 8481878, 21204695, 42409390]

約数ペア:

[(1, 42409390), (2, 21204695), (5, 8481878), (10, 4240939), (17, 2494670), (34, 1247335), (85, 498934), (89, 476510), (170, 249467), (178, 238255), (445, 95302), (890, 47651), (1513, 28030), (2803, 15130), (3026, 14015), (5606, 7565)]