2018416686580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{1958069}}^1$

素因数の和:1958321

約数の個数: 96

約数和(自身を含む): 5000127552000

約数和(自身を除く): 2981710865420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 199, 259, 370, 398, 518, 740, 796, 995, 1036, 1295, 1393, 1990, 2590, 2786, 3980, 5180, 5572, 6965, 7363, 13930, 14726, 27860, 29452, 36815, 51541, 73630, 103082, 147260, 206164, 257705, 515410, 1030820, 1958069, 3916138, 7832276, 9790345, 13706483, 19580690, 27412966, 39161380, 54825932, 68532415, 72448553, 137064830, 144897106, 274129660, 289794212, 362242765, 389655731, 507139871, 724485530, 779311462, 1014279742, 1448971060, 1558622924, 1948278655, 2028559484, 2535699355, 2727590117, 3896557310, 5071398710, 5455180234, 7793114620, 10142797420, 10910360468, 13637950585, 14417262047, 27275901170, 28834524094, 54551802340, 57669048188, 72086310235, 100920834329, 144172620470, 201841668658, 288345240940, 403683337316, 504604171645, 1009208343290, 2018416686580]

約数ペア:

[(1, 2018416686580), (2, 1009208343290), (4, 504604171645), (5, 403683337316), (7, 288345240940), (10, 201841668658), (14, 144172620470), (20, 100920834329), (28, 72086310235), (35, 57669048188), (37, 54551802340), (70, 28834524094), (74, 27275901170), (140, 14417262047), (148, 13637950585), (185, 10910360468), (199, 10142797420), (259, 7793114620), (370, 5455180234), (398, 5071398710), (518, 3896557310), (740, 2727590117), (796, 2535699355), (995, 2028559484), (1036, 1948278655), (1295, 1558622924), (1393, 1448971060), (1990, 1014279742), (2590, 779311462), (2786, 724485530), (3980, 507139871), (5180, 389655731), (5572, 362242765), (6965, 289794212), (7363, 274129660), (13930, 144897106), (14726, 137064830), (27860, 72448553), (29452, 68532415), (36815, 54825932), (51541, 39161380), (73630, 27412966), (103082, 19580690), (147260, 13706483), (206164, 9790345), (257705, 7832276), (515410, 3916138), (1030820, 1958069)]