40880420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2729}}^1$

素因数の和:2852

約数の個数: 48

約数和(自身を含む): 99066240

約数和(自身を除く): 58185820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1498, 2140, 2729, 2996, 3745, 5458, 7490, 10916, 13645, 14980, 19103, 27290, 38206, 54580, 76412, 95515, 191030, 292003, 382060, 584006, 1168012, 1460015, 2044021, 2920030, 4088042, 5840060, 8176084, 10220105, 20440210, 40880420]

約数ペア:

[(1, 40880420), (2, 20440210), (4, 10220105), (5, 8176084), (7, 5840060), (10, 4088042), (14, 2920030), (20, 2044021), (28, 1460015), (35, 1168012), (70, 584006), (107, 382060), (140, 292003), (214, 191030), (428, 95515), (535, 76412), (749, 54580), (1070, 38206), (1498, 27290), (2140, 19103), (2729, 14980), (2996, 13645), (3745, 10916), (5458, 7490)]