145434940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{148403}}^1$

素因数の和:148426

約数の個数: 36

約数和(自身を含む): 355279176

約数和(自身を除く): 209844236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 148403, 296806, 593612, 742015, 1038821, 1484030, 2077642, 2968060, 4155284, 5194105, 7271747, 10388210, 14543494, 20776420, 29086988, 36358735, 72717470, 145434940]

約数ペア:

[(1, 145434940), (2, 72717470), (4, 36358735), (5, 29086988), (7, 20776420), (10, 14543494), (14, 10388210), (20, 7271747), (28, 5194105), (35, 4155284), (49, 2968060), (70, 2077642), (98, 1484030), (140, 1038821), (196, 742015), (245, 593612), (490, 296806), (980, 148403)]