20000304

素因数分解:

$2^4\times 3^3\times {\mathrm{67}}^1\times {\mathrm{691}}^1$

素因数の和:775

約数の個数: 80

約数和(自身を含む): 58349440

約数和(自身を除く): 38349136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 67, 72, 108, 134, 144, 201, 216, 268, 402, 432, 536, 603, 691, 804, 1072, 1206, 1382, 1608, 1809, 2073, 2412, 2764, 3216, 3618, 4146, 4824, 5528, 6219, 7236, 8292, 9648, 11056, 12438, 14472, 16584, 18657, 24876, 28944, 33168, 37314, 46297, 49752, 74628, 92594, 99504, 138891, 149256, 185188, 277782, 298512, 370376, 416673, 555564, 740752, 833346, 1111128, 1250019, 1666692, 2222256, 2500038, 3333384, 5000076, 6666768, 10000152, 20000304]

約数ペア:

[(1, 20000304), (2, 10000152), (3, 6666768), (4, 5000076), (6, 3333384), (8, 2500038), (9, 2222256), (12, 1666692), (16, 1250019), (18, 1111128), (24, 833346), (27, 740752), (36, 555564), (48, 416673), (54, 370376), (67, 298512), (72, 277782), (108, 185188), (134, 149256), (144, 138891), (201, 99504), (216, 92594), (268, 74628), (402, 49752), (432, 46297), (536, 37314), (603, 33168), (691, 28944), (804, 24876), (1072, 18657), (1206, 16584), (1382, 14472), (1608, 12438), (1809, 11056), (2073, 9648), (2412, 8292), (2764, 7236), (3216, 6219), (3618, 5528), (4146, 4824)]