20877930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1013}}^1$

素因数の和:1255

約数の個数: 48

約数和(自身を含む): 54573480

約数和(自身を除く): 33695550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 229, 458, 687, 1013, 1145, 1374, 2026, 2061, 2290, 3039, 3435, 4122, 5065, 6078, 6870, 9117, 10130, 10305, 15195, 18234, 20610, 30390, 45585, 91170, 231977, 463954, 695931, 1159885, 1391862, 2087793, 2319770, 3479655, 4175586, 6959310, 10438965, 20877930]

約数ペア:

[(1, 20877930), (2, 10438965), (3, 6959310), (5, 4175586), (6, 3479655), (9, 2319770), (10, 2087793), (15, 1391862), (18, 1159885), (30, 695931), (45, 463954), (90, 231977), (229, 91170), (458, 45585), (687, 30390), (1013, 20610), (1145, 18234), (1374, 15195), (2026, 10305), (2061, 10130), (2290, 9117), (3039, 6870), (3435, 6078), (4122, 5065)]