4077640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{14563}}^1$

素因数の和:14581

約数の個数: 32

約数和(自身を含む): 10486080

約数和(自身を除く): 6408440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 14563, 29126, 58252, 72815, 101941, 116504, 145630, 203882, 291260, 407764, 509705, 582520, 815528, 1019410, 2038820, 4077640]

約数ペア:

[(1, 4077640), (2, 2038820), (4, 1019410), (5, 815528), (7, 582520), (8, 509705), (10, 407764), (14, 291260), (20, 203882), (28, 145630), (35, 116504), (40, 101941), (56, 72815), (70, 58252), (140, 29126), (280, 14563)]