16266260

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 35414400

約数和(自身を除く): 19148140

約数列:

[1, 2, 4, 5, 10, 20, 61, 67, 122, 134, 199, 244, 268, 305, 335, 398, 610, 670, 796, 995, 1220, 1340, 1990, 3980, 4087, 8174, 12139, 13333, 16348, 20435, 24278, 26666, 40870, 48556, 53332, 60695, 66665, 81740, 121390, 133330, 242780, 266660, 813313, 1626626, 3253252, 4066565, 8133130, 16266260]

約数ペア:

[(1, 16266260), (2, 8133130), (4, 4066565), (5, 3253252), (10, 1626626), (20, 813313), (61, 266660), (67, 242780), (122, 133330), (134, 121390), (199, 81740), (244, 66665), (268, 60695), (305, 53332), (335, 48556), (398, 40870), (610, 26666), (670, 24278), (796, 20435), (995, 16348), (1220, 13333), (1340, 12139), (1990, 8174), (3980, 4087)]