18565514180

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{121169}}^1$

素因数の和:121388

約数の個数: 48

約数和(自身を含む): 40061710080

約数和(自身を除く): 21496195900

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 163, 188, 235, 326, 470, 652, 815, 940, 1630, 3260, 7661, 15322, 30644, 38305, 76610, 121169, 153220, 242338, 484676, 605845, 1211690, 2423380, 5694943, 11389886, 19750547, 22779772, 28474715, 39501094, 56949430, 79002188, 98752735, 113898860, 197505470, 395010940, 928275709, 1856551418, 3713102836, 4641378545, 9282757090, 18565514180]

約数ペア:

[(1, 18565514180), (2, 9282757090), (4, 4641378545), (5, 3713102836), (10, 1856551418), (20, 928275709), (47, 395010940), (94, 197505470), (163, 113898860), (188, 98752735), (235, 79002188), (326, 56949430), (470, 39501094), (652, 28474715), (815, 22779772), (940, 19750547), (1630, 11389886), (3260, 5694943), (7661, 2423380), (15322, 1211690), (30644, 605845), (38305, 484676), (76610, 242338), (121169, 153220)]