118761520

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{22157}}^1$

素因数の和:22237

約数の個数: 40

約数和(自身を含む): 280254384

約数和(自身を除く): 161492864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 22157, 44314, 88628, 110785, 177256, 221570, 354512, 443140, 886280, 1484519, 1772560, 2969038, 5938076, 7422595, 11876152, 14845190, 23752304, 29690380, 59380760, 118761520]

約数ペア:

[(1, 118761520), (2, 59380760), (4, 29690380), (5, 23752304), (8, 14845190), (10, 11876152), (16, 7422595), (20, 5938076), (40, 2969038), (67, 1772560), (80, 1484519), (134, 886280), (268, 443140), (335, 354512), (536, 221570), (670, 177256), (1072, 110785), (1340, 88628), (2680, 44314), (5360, 22157)]