1887690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 5287680

約数和(自身を除く): 3399990

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 89, 101, 105, 178, 202, 210, 267, 303, 445, 505, 534, 606, 623, 707, 890, 1010, 1246, 1335, 1414, 1515, 1869, 2121, 2670, 3030, 3115, 3535, 3738, 4242, 6230, 7070, 8989, 9345, 10605, 17978, 18690, 21210, 26967, 44945, 53934, 62923, 89890, 125846, 134835, 188769, 269670, 314615, 377538, 629230, 943845, 1887690]

約数ペア:

[(1, 1887690), (2, 943845), (3, 629230), (5, 377538), (6, 314615), (7, 269670), (10, 188769), (14, 134835), (15, 125846), (21, 89890), (30, 62923), (35, 53934), (42, 44945), (70, 26967), (89, 21210), (101, 18690), (105, 17978), (178, 10605), (202, 9345), (210, 8989), (267, 7070), (303, 6230), (445, 4242), (505, 3738), (534, 3535), (606, 3115), (623, 3030), (707, 2670), (890, 2121), (1010, 1869), (1246, 1515), (1335, 1414)]