19047200

素因数分解:

$2^5\times 5^2\times {\mathrm{29}}^1\times {\mathrm{821}}^1$

素因数の和:870

約数の個数: 72

約数和(自身を含む): 48160980

約数和(自身を除く): 29113780

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 80, 100, 116, 145, 160, 200, 232, 290, 400, 464, 580, 725, 800, 821, 928, 1160, 1450, 1642, 2320, 2900, 3284, 4105, 4640, 5800, 6568, 8210, 11600, 13136, 16420, 20525, 23200, 23809, 26272, 32840, 41050, 47618, 65680, 82100, 95236, 119045, 131360, 164200, 190472, 238090, 328400, 380944, 476180, 595225, 656800, 761888, 952360, 1190450, 1904720, 2380900, 3809440, 4761800, 9523600, 19047200]

約数ペア:

[(1, 19047200), (2, 9523600), (4, 4761800), (5, 3809440), (8, 2380900), (10, 1904720), (16, 1190450), (20, 952360), (25, 761888), (29, 656800), (32, 595225), (40, 476180), (50, 380944), (58, 328400), (80, 238090), (100, 190472), (116, 164200), (145, 131360), (160, 119045), (200, 95236), (232, 82100), (290, 65680), (400, 47618), (464, 41050), (580, 32840), (725, 26272), (800, 23809), (821, 23200), (928, 20525), (1160, 16420), (1450, 13136), (1642, 11600), (2320, 8210), (2900, 6568), (3284, 5800), (4105, 4640)]