28524640

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10487}}^1$

素因数の和:10519

約数の個数: 48

約数和(自身を含む): 71360352

約数和(自身を除く): 42835712

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 10487, 20974, 41948, 52435, 83896, 104870, 167792, 178279, 209740, 335584, 356558, 419480, 713116, 838960, 891395, 1426232, 1677920, 1782790, 2852464, 3565580, 5704928, 7131160, 14262320, 28524640]

約数ペア:

[(1, 28524640), (2, 14262320), (4, 7131160), (5, 5704928), (8, 3565580), (10, 2852464), (16, 1782790), (17, 1677920), (20, 1426232), (32, 891395), (34, 838960), (40, 713116), (68, 419480), (80, 356558), (85, 335584), (136, 209740), (160, 178279), (170, 167792), (272, 104870), (340, 83896), (544, 52435), (680, 41948), (1360, 20974), (2720, 10487)]