1427164420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{42961}}^1$

素因数の和:43132

約数の個数: 48

約数和(自身を含む): 3291232896

約数和(自身を除く): 1864068476

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 151, 220, 302, 604, 755, 1510, 1661, 3020, 3322, 6644, 8305, 16610, 33220, 42961, 85922, 171844, 214805, 429610, 472571, 859220, 945142, 1890284, 2362855, 4725710, 6487111, 9451420, 12974222, 25948444, 32435555, 64871110, 71358221, 129742220, 142716442, 285432884, 356791105, 713582210, 1427164420]

約数ペア:

[(1, 1427164420), (2, 713582210), (4, 356791105), (5, 285432884), (10, 142716442), (11, 129742220), (20, 71358221), (22, 64871110), (44, 32435555), (55, 25948444), (110, 12974222), (151, 9451420), (220, 6487111), (302, 4725710), (604, 2362855), (755, 1890284), (1510, 945142), (1661, 859220), (3020, 472571), (3322, 429610), (6644, 214805), (8305, 171844), (16610, 85922), (33220, 42961)]