3953720

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1019}}^1$

素因数の和:1127

約数の個数: 32

約数和(自身を含む): 8996400

約数和(自身を除く): 5042680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1019, 1940, 2038, 3880, 4076, 5095, 8152, 10190, 20380, 40760, 98843, 197686, 395372, 494215, 790744, 988430, 1976860, 3953720]

約数ペア:

[(1, 3953720), (2, 1976860), (4, 988430), (5, 790744), (8, 494215), (10, 395372), (20, 197686), (40, 98843), (97, 40760), (194, 20380), (388, 10190), (485, 8152), (776, 5095), (970, 4076), (1019, 3880), (1940, 2038)]