128543380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{8581}}^1$

素因数の和:8704

約数の個数: 48

約数和(自身を含む): 311423616

約数和(自身を除く): 182880236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1498, 2140, 2996, 3745, 7490, 8581, 14980, 17162, 34324, 42905, 60067, 85810, 120134, 171620, 240268, 300335, 600670, 918167, 1201340, 1836334, 3672668, 4590835, 6427169, 9181670, 12854338, 18363340, 25708676, 32135845, 64271690, 128543380]

約数ペア:

[(1, 128543380), (2, 64271690), (4, 32135845), (5, 25708676), (7, 18363340), (10, 12854338), (14, 9181670), (20, 6427169), (28, 4590835), (35, 3672668), (70, 1836334), (107, 1201340), (140, 918167), (214, 600670), (428, 300335), (535, 240268), (749, 171620), (1070, 120134), (1498, 85810), (2140, 60067), (2996, 42905), (3745, 34324), (7490, 17162), (8581, 14980)]