26654060

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 58094400

約数和(自身を除く): 31440340

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 181, 185, 199, 362, 370, 398, 724, 740, 796, 905, 995, 1810, 1990, 3620, 3980, 6697, 7363, 13394, 14726, 26788, 29452, 33485, 36019, 36815, 66970, 72038, 73630, 133940, 144076, 147260, 180095, 360190, 720380, 1332703, 2665406, 5330812, 6663515, 13327030, 26654060]

約数ペア:

[(1, 26654060), (2, 13327030), (4, 6663515), (5, 5330812), (10, 2665406), (20, 1332703), (37, 720380), (74, 360190), (148, 180095), (181, 147260), (185, 144076), (199, 133940), (362, 73630), (370, 72038), (398, 66970), (724, 36815), (740, 36019), (796, 33485), (905, 29452), (995, 26788), (1810, 14726), (1990, 13394), (3620, 7363), (3980, 6697)]