8549660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{353}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 20696256

約数和(自身を除く): 12146596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 173, 346, 353, 692, 706, 865, 1211, 1412, 1730, 1765, 2422, 2471, 3460, 3530, 4844, 4942, 6055, 7060, 9884, 12110, 12355, 24220, 24710, 49420, 61069, 122138, 244276, 305345, 427483, 610690, 854966, 1221380, 1709932, 2137415, 4274830, 8549660]

約数ペア:

[(1, 8549660), (2, 4274830), (4, 2137415), (5, 1709932), (7, 1221380), (10, 854966), (14, 610690), (20, 427483), (28, 305345), (35, 244276), (70, 122138), (140, 61069), (173, 49420), (346, 24710), (353, 24220), (692, 12355), (706, 12110), (865, 9884), (1211, 7060), (1412, 6055), (1730, 4942), (1765, 4844), (2422, 3530), (2471, 3460)]