2017423720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{63601}}^1$

素因数の和:63686

約数の個数: 64

約数和(自身を含む): 4968588240

約数和(自身を除く): 2951164520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 520, 610, 793, 1220, 1586, 2440, 3172, 3965, 6344, 7930, 15860, 31720, 63601, 127202, 254404, 318005, 508808, 636010, 826813, 1272020, 1653626, 2544040, 3307252, 3879661, 4134065, 6614504, 7759322, 8268130, 15518644, 16536260, 19398305, 31037288, 33072520, 38796610, 50435593, 77593220, 100871186, 155186440, 201742372, 252177965, 403484744, 504355930, 1008711860, 2017423720]

約数ペア:

[(1, 2017423720), (2, 1008711860), (4, 504355930), (5, 403484744), (8, 252177965), (10, 201742372), (13, 155186440), (20, 100871186), (26, 77593220), (40, 50435593), (52, 38796610), (61, 33072520), (65, 31037288), (104, 19398305), (122, 16536260), (130, 15518644), (244, 8268130), (260, 7759322), (305, 6614504), (488, 4134065), (520, 3879661), (610, 3307252), (793, 2544040), (1220, 1653626), (1586, 1272020), (2440, 826813), (3172, 636010), (3965, 508808), (6344, 318005), (7930, 254404), (15860, 127202), (31720, 63601)]