27958020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3557}}^1$

素因数の和:3700

約数の個数: 48

約数和(自身を含む): 78902208

約数和(自身を除く): 50944188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2620, 3557, 3930, 7114, 7860, 10671, 14228, 17785, 21342, 35570, 42684, 53355, 71140, 106710, 213420, 465967, 931934, 1397901, 1863868, 2329835, 2795802, 4659670, 5591604, 6989505, 9319340, 13979010, 27958020]

約数ペア:

[(1, 27958020), (2, 13979010), (3, 9319340), (4, 6989505), (5, 5591604), (6, 4659670), (10, 2795802), (12, 2329835), (15, 1863868), (20, 1397901), (30, 931934), (60, 465967), (131, 213420), (262, 106710), (393, 71140), (524, 53355), (655, 42684), (786, 35570), (1310, 21342), (1572, 17785), (1965, 14228), (2620, 10671), (3557, 7860), (3930, 7114)]