9984553.00000000

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1249}}^1$

素因数の和:1290

約数の個数: 60

約数和(自身を含む): 28830000

約数和(自身を除く): 17339200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 184, 200, 230, 368, 400, 460, 575, 920, 1150, 1249, 1840, 2300, 2498, 4600, 4996, 6245, 9200, 9992, 12490, 19984, 24980, 28727, 31225, 49960, 57454, 62450, 99920, 114908, 124900, 143635, 229816, 249800, 287270, 459632, 499600, 574540, 718175, 1149080, 1436350, 2298160, 2872700, 5745400, 11490800]

約数ペア:

[(1, 11490800), (2, 5745400), (4, 2872700), (5, 2298160), (8, 1436350), (10, 1149080), (16, 718175), (20, 574540), (23, 499600), (25, 459632), (40, 287270), (46, 249800), (50, 229816), (80, 143635), (92, 124900), (100, 114908), (115, 99920), (184, 62450), (200, 57454), (230, 49960), (368, 31225), (400, 28727), (460, 24980), (575, 19984), (920, 12490), (1150, 9992), (1249, 9200), (1840, 6245), (2300, 4996), (2498, 4600)]