20124862000

素因数分解:

$2^4\times 5^3\times {\mathrm{23}}^1\times {\mathrm{437497}}^1$

素因数の和:437543

約数の個数: 80

約数和(自身を含む): 50777767872

約数和(自身を除く): 30652905872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 125, 184, 200, 230, 250, 368, 400, 460, 500, 575, 920, 1000, 1150, 1840, 2000, 2300, 2875, 4600, 5750, 9200, 11500, 23000, 46000, 437497, 874994, 1749988, 2187485, 3499976, 4374970, 6999952, 8749940, 10062431, 10937425, 17499880, 20124862, 21874850, 34999760, 40249724, 43749700, 50312155, 54687125, 80499448, 87499400, 100624310, 109374250, 160998896, 174998800, 201248620, 218748500, 251560775, 402497240, 437497000, 503121550, 804994480, 874994000, 1006243100, 1257803875, 2012486200, 2515607750, 4024972400, 5031215500, 10062431000, 20124862000]

約数ペア:

[(1, 20124862000), (2, 10062431000), (4, 5031215500), (5, 4024972400), (8, 2515607750), (10, 2012486200), (16, 1257803875), (20, 1006243100), (23, 874994000), (25, 804994480), (40, 503121550), (46, 437497000), (50, 402497240), (80, 251560775), (92, 218748500), (100, 201248620), (115, 174998800), (125, 160998896), (184, 109374250), (200, 100624310), (230, 87499400), (250, 80499448), (368, 54687125), (400, 50312155), (460, 43749700), (500, 40249724), (575, 34999760), (920, 21874850), (1000, 20124862), (1150, 17499880), (1840, 10937425), (2000, 10062431), (2300, 8749940), (2875, 6999952), (4600, 4374970), (5750, 3499976), (9200, 2187485), (11500, 1749988), (23000, 874994), (46000, 437497)]