4080392000

素因数分解:

$2^6\times 5^3\times {\mathrm{510049}}^1$

素因数の和:510076

約数の個数: 56

約数和(自身を含む): 10105110600

約数和(自身を除く): 6024718600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 800, 1000, 1600, 2000, 4000, 8000, 510049, 1020098, 2040196, 2550245, 4080392, 5100490, 8160784, 10200980, 12751225, 16321568, 20401960, 25502450, 32643136, 40803920, 51004900, 63756125, 81607840, 102009800, 127512250, 163215680, 204019600, 255024500, 408039200, 510049000, 816078400, 1020098000, 2040196000, 4080392000]

約数ペア:

[(1, 4080392000), (2, 2040196000), (4, 1020098000), (5, 816078400), (8, 510049000), (10, 408039200), (16, 255024500), (20, 204019600), (25, 163215680), (32, 127512250), (40, 102009800), (50, 81607840), (64, 63756125), (80, 51004900), (100, 40803920), (125, 32643136), (160, 25502450), (200, 20401960), (250, 16321568), (320, 12751225), (400, 10200980), (500, 8160784), (800, 5100490), (1000, 4080392), (1600, 2550245), (2000, 2040196), (4000, 1020098), (8000, 510049)]