18779185880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5159117}}^1$

素因数の和:5159148

約数の個数: 64

約数和(自身を含む): 52003909440

約数和(自身を除く): 33224723560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 5159117, 10318234, 20636468, 25795585, 36113819, 41272936, 51591170, 67068521, 72227638, 103182340, 134137042, 144455276, 180569095, 206364680, 268274084, 288910552, 335342605, 361138190, 469479647, 536548168, 670685210, 722276380, 938959294, 1341370420, 1444552760, 1877918588, 2347398235, 2682740840, 3755837176, 4694796470, 9389592940, 18779185880]

約数ペア:

[(1, 18779185880), (2, 9389592940), (4, 4694796470), (5, 3755837176), (7, 2682740840), (8, 2347398235), (10, 1877918588), (13, 1444552760), (14, 1341370420), (20, 938959294), (26, 722276380), (28, 670685210), (35, 536548168), (40, 469479647), (52, 361138190), (56, 335342605), (65, 288910552), (70, 268274084), (91, 206364680), (104, 180569095), (130, 144455276), (140, 134137042), (182, 103182340), (260, 72227638), (280, 67068521), (364, 51591170), (455, 41272936), (520, 36113819), (728, 25795585), (910, 20636468), (1820, 10318234), (3640, 5159117)]