20111504

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2273}}^1$

素因数の和:2367

約数の個数: 40

約数和(自身を含む): 45116160

約数和(自身を除く): 25004656

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 112, 158, 316, 553, 632, 1106, 1264, 2212, 2273, 4424, 4546, 8848, 9092, 15911, 18184, 31822, 36368, 63644, 127288, 179567, 254576, 359134, 718268, 1256969, 1436536, 2513938, 2873072, 5027876, 10055752, 20111504]

約数ペア:

[(1, 20111504), (2, 10055752), (4, 5027876), (7, 2873072), (8, 2513938), (14, 1436536), (16, 1256969), (28, 718268), (56, 359134), (79, 254576), (112, 179567), (158, 127288), (316, 63644), (553, 36368), (632, 31822), (1106, 18184), (1264, 15911), (2212, 9092), (2273, 8848), (4424, 4546)]