8401264

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{461}}^1$

素因数の和:553

約数の個数: 40

約数和(自身を含む): 17530128

約数和(自身を除く): 9128864

約数列:

[1, 2, 4, 8, 16, 17, 34, 67, 68, 134, 136, 268, 272, 461, 536, 922, 1072, 1139, 1844, 2278, 3688, 4556, 7376, 7837, 9112, 15674, 18224, 30887, 31348, 61774, 62696, 123548, 125392, 247096, 494192, 525079, 1050158, 2100316, 4200632, 8401264]

約数ペア:

[(1, 8401264), (2, 4200632), (4, 2100316), (8, 1050158), (16, 525079), (17, 494192), (34, 247096), (67, 125392), (68, 123548), (134, 62696), (136, 61774), (268, 31348), (272, 30887), (461, 18224), (536, 15674), (922, 9112), (1072, 7837), (1139, 7376), (1844, 4556), (2278, 3688)]