1247470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:336

約数の個数: 32

約数和(自身を含む): 2612736

約数和(自身を除く): 1365266

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 251, 355, 497, 502, 710, 994, 1255, 1757, 2485, 2510, 3514, 4970, 8785, 17570, 17821, 35642, 89105, 124747, 178210, 249494, 623735, 1247470]

約数ペア:

[(1, 1247470), (2, 623735), (5, 249494), (7, 178210), (10, 124747), (14, 89105), (35, 35642), (70, 17821), (71, 17570), (142, 8785), (251, 4970), (355, 3514), (497, 2510), (502, 2485), (710, 1757), (994, 1255)]