20102112

素因数分解:

$2^5\times 3^2\times {\mathrm{223}}^1\times {\mathrm{313}}^1$

素因数の和:552

約数の個数: 72

約数和(自身を含む): 57605184

約数和(自身を除く): 37503072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 223, 288, 313, 446, 626, 669, 892, 939, 1252, 1338, 1784, 1878, 2007, 2504, 2676, 2817, 3568, 3756, 4014, 5008, 5352, 5634, 7136, 7512, 8028, 10016, 10704, 11268, 15024, 16056, 21408, 22536, 30048, 32112, 45072, 64224, 69799, 90144, 139598, 209397, 279196, 418794, 558392, 628191, 837588, 1116784, 1256382, 1675176, 2233568, 2512764, 3350352, 5025528, 6700704, 10051056, 20102112]

約数ペア:

[(1, 20102112), (2, 10051056), (3, 6700704), (4, 5025528), (6, 3350352), (8, 2512764), (9, 2233568), (12, 1675176), (16, 1256382), (18, 1116784), (24, 837588), (32, 628191), (36, 558392), (48, 418794), (72, 279196), (96, 209397), (144, 139598), (223, 90144), (288, 69799), (313, 64224), (446, 45072), (626, 32112), (669, 30048), (892, 22536), (939, 21408), (1252, 16056), (1338, 15024), (1784, 11268), (1878, 10704), (2007, 10016), (2504, 8028), (2676, 7512), (2817, 7136), (3568, 5634), (3756, 5352), (4014, 5008)]