201052760

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{11939}}^1$

素因数の和:12371

約数の個数: 32

約数和(自身を含む): 453481200

約数和(自身を除く): 252428440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 4210, 8420, 11939, 16840, 23878, 47756, 59695, 95512, 119390, 238780, 477560, 5026319, 10052638, 20105276, 25131595, 40210552, 50263190, 100526380, 201052760]

約数ペア:

[(1, 201052760), (2, 100526380), (4, 50263190), (5, 40210552), (8, 25131595), (10, 20105276), (20, 10052638), (40, 5026319), (421, 477560), (842, 238780), (1684, 119390), (2105, 95512), (3368, 59695), (4210, 47756), (8420, 23878), (11939, 16840)]