15941000

素因数分解:

$2^3\times 5^3\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:879

約数の個数: 64

約数和(自身を含む): 39312000

約数和(自身を除く): 23371000

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 125, 152, 190, 200, 250, 380, 475, 500, 760, 839, 950, 1000, 1678, 1900, 2375, 3356, 3800, 4195, 4750, 6712, 8390, 9500, 15941, 16780, 19000, 20975, 31882, 33560, 41950, 63764, 79705, 83900, 104875, 127528, 159410, 167800, 209750, 318820, 398525, 419500, 637640, 797050, 839000, 1594100, 1992625, 3188200, 3985250, 7970500, 15941000]

約数ペア:

[(1, 15941000), (2, 7970500), (4, 3985250), (5, 3188200), (8, 1992625), (10, 1594100), (19, 839000), (20, 797050), (25, 637640), (38, 419500), (40, 398525), (50, 318820), (76, 209750), (95, 167800), (100, 159410), (125, 127528), (152, 104875), (190, 83900), (200, 79705), (250, 63764), (380, 41950), (475, 33560), (500, 31882), (760, 20975), (839, 19000), (950, 16780), (1000, 15941), (1678, 9500), (1900, 8390), (2375, 6712), (3356, 4750), (3800, 4195)]