40320420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{96001}}^1$

素因数の和:96020

約数の個数: 48

約数和(自身を含む): 129026688

約数和(自身を除く): 88706268

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 96001, 192002, 288003, 384004, 480005, 576006, 672007, 960010, 1152012, 1344014, 1440015, 1920020, 2016021, 2688028, 2880030, 3360035, 4032042, 5760060, 6720070, 8064084, 10080105, 13440140, 20160210, 40320420]

約数ペア:

[(1, 40320420), (2, 20160210), (3, 13440140), (4, 10080105), (5, 8064084), (6, 6720070), (7, 5760060), (10, 4032042), (12, 3360035), (14, 2880030), (15, 2688028), (20, 2016021), (21, 1920020), (28, 1440015), (30, 1344014), (35, 1152012), (42, 960010), (60, 672007), (70, 576006), (84, 480005), (105, 384004), (140, 288003), (210, 192002), (420, 96001)]