4078160

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2683}}^1$

素因数の和:2715

約数の個数: 40

約数和(自身を含む): 9984480

約数和(自身を除く): 5906320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 2683, 5366, 10732, 13415, 21464, 26830, 42928, 50977, 53660, 101954, 107320, 203908, 214640, 254885, 407816, 509770, 815632, 1019540, 2039080, 4078160]

約数ペア:

[(1, 4078160), (2, 2039080), (4, 1019540), (5, 815632), (8, 509770), (10, 407816), (16, 254885), (19, 214640), (20, 203908), (38, 107320), (40, 101954), (76, 53660), (80, 50977), (95, 42928), (152, 26830), (190, 21464), (304, 13415), (380, 10732), (760, 5366), (1520, 2683)]