421078940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{9437}}^1$

素因数の和:9566

約数の個数: 48

約数和(自身を含む): 932323392

約数和(自身を除く): 511244452

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 97, 115, 194, 230, 388, 460, 485, 970, 1940, 2231, 4462, 8924, 9437, 11155, 18874, 22310, 37748, 44620, 47185, 94370, 188740, 217051, 434102, 868204, 915389, 1085255, 1830778, 2170510, 3661556, 4341020, 4576945, 9153890, 18307780, 21053947, 42107894, 84215788, 105269735, 210539470, 421078940]

約数ペア:

[(1, 421078940), (2, 210539470), (4, 105269735), (5, 84215788), (10, 42107894), (20, 21053947), (23, 18307780), (46, 9153890), (92, 4576945), (97, 4341020), (115, 3661556), (194, 2170510), (230, 1830778), (388, 1085255), (460, 915389), (485, 868204), (970, 434102), (1940, 217051), (2231, 188740), (4462, 94370), (8924, 47185), (9437, 44620), (11155, 37748), (18874, 22310)]