84139260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{19751}}^1$

素因数の和:19834

約数の個数: 48

約数和(自身を含む): 238920192

約数和(自身を除く): 154780932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 19751, 39502, 59253, 79004, 98755, 118506, 197510, 237012, 296265, 395020, 592530, 1185060, 1402321, 2804642, 4206963, 5609284, 7011605, 8413926, 14023210, 16827852, 21034815, 28046420, 42069630, 84139260]

約数ペア:

[(1, 84139260), (2, 42069630), (3, 28046420), (4, 21034815), (5, 16827852), (6, 14023210), (10, 8413926), (12, 7011605), (15, 5609284), (20, 4206963), (30, 2804642), (60, 1402321), (71, 1185060), (142, 592530), (213, 395020), (284, 296265), (355, 237012), (426, 197510), (710, 118506), (852, 98755), (1065, 79004), (1420, 59253), (2130, 39502), (4260, 19751)]