20153720930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9287429}}^1$

素因数の和:9287474

約数の個数: 32

約数和(自身を含む): 42796477440

約数和(自身を除く): 22642756510

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 9287429, 18574858, 46437145, 65012003, 92874290, 130024006, 287910299, 325060015, 575820598, 650120030, 1439551495, 2015372093, 2879102990, 4030744186, 10076860465, 20153720930]

約数ペア:

[(1, 20153720930), (2, 10076860465), (5, 4030744186), (7, 2879102990), (10, 2015372093), (14, 1439551495), (31, 650120030), (35, 575820598), (62, 325060015), (70, 287910299), (155, 130024006), (217, 92874290), (310, 65012003), (434, 46437145), (1085, 18574858), (2170, 9287429)]