126341660

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1\times {\mathrm{461}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 271035072

約数和(自身を除く): 144693412

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 193, 284, 355, 386, 461, 710, 772, 922, 965, 1420, 1844, 1930, 2305, 3860, 4610, 9220, 13703, 27406, 32731, 54812, 65462, 68515, 88973, 130924, 137030, 163655, 177946, 274060, 327310, 355892, 444865, 654620, 889730, 1779460, 6317083, 12634166, 25268332, 31585415, 63170830, 126341660]

約数ペア:

[(1, 126341660), (2, 63170830), (4, 31585415), (5, 25268332), (10, 12634166), (20, 6317083), (71, 1779460), (142, 889730), (193, 654620), (284, 444865), (355, 355892), (386, 327310), (461, 274060), (710, 177946), (772, 163655), (922, 137030), (965, 130924), (1420, 88973), (1844, 68515), (1930, 65462), (2305, 54812), (3860, 32731), (4610, 27406), (9220, 13703)]