401660624

素因数分解:

$2^4\times {\mathrm{2789}}^1\times {\mathrm{9001}}^1$

素因数の和:11798

約数の個数: 20

約数和(自身を含む): 778582980

約数和(自身を除く): 376922356

約数列:

[1, 2, 4, 8, 16, 2789, 5578, 9001, 11156, 18002, 22312, 36004, 44624, 72008, 144016, 25103789, 50207578, 100415156, 200830312, 401660624]

約数ペア:

[(1, 401660624), (2, 200830312), (4, 100415156), (8, 50207578), (16, 25103789), (2789, 144016), (5578, 72008), (9001, 44624), (11156, 36004), (18002, 22312)]