19311320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4057}}^1$

素因数の和:4092

約数の個数: 64

約数和(自身を含む): 52591680

約数和(自身を除く): 33280360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4057, 4760, 8114, 16228, 20285, 28399, 32456, 40570, 56798, 68969, 81140, 113596, 137938, 141995, 162280, 227192, 275876, 283990, 344845, 482783, 551752, 567980, 689690, 965566, 1135960, 1379380, 1931132, 2413915, 2758760, 3862264, 4827830, 9655660, 19311320]

約数ペア:

[(1, 19311320), (2, 9655660), (4, 4827830), (5, 3862264), (7, 2758760), (8, 2413915), (10, 1931132), (14, 1379380), (17, 1135960), (20, 965566), (28, 689690), (34, 567980), (35, 551752), (40, 482783), (56, 344845), (68, 283990), (70, 275876), (85, 227192), (119, 162280), (136, 141995), (140, 137938), (170, 113596), (238, 81140), (280, 68969), (340, 56798), (476, 40570), (595, 32456), (680, 28399), (952, 20285), (1190, 16228), (2380, 8114), (4057, 4760)]