144438980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1031707}}^1$

素因数の和:1031723

約数の個数: 24

約数和(自身を含む): 346653888

約数和(自身を除く): 202214908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1031707, 2063414, 4126828, 5158535, 7221949, 10317070, 14443898, 20634140, 28887796, 36109745, 72219490, 144438980]

約数ペア:

[(1, 144438980), (2, 72219490), (4, 36109745), (5, 28887796), (7, 20634140), (10, 14443898), (14, 10317070), (20, 7221949), (28, 5158535), (35, 4126828), (70, 2063414), (140, 1031707)]