888925640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{4133}}^1$

素因数の和:4446

約数の個数: 64

約数和(自身を含む): 2113300800

約数和(自身を除く): 1224375160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 283, 380, 566, 760, 1132, 1415, 2264, 2830, 4133, 5377, 5660, 8266, 10754, 11320, 16532, 20665, 21508, 26885, 33064, 41330, 43016, 53770, 78527, 82660, 107540, 157054, 165320, 215080, 314108, 392635, 628216, 785270, 1169639, 1570540, 2339278, 3141080, 4678556, 5848195, 9357112, 11696390, 22223141, 23392780, 44446282, 46785560, 88892564, 111115705, 177785128, 222231410, 444462820, 888925640]

約数ペア:

[(1, 888925640), (2, 444462820), (4, 222231410), (5, 177785128), (8, 111115705), (10, 88892564), (19, 46785560), (20, 44446282), (38, 23392780), (40, 22223141), (76, 11696390), (95, 9357112), (152, 5848195), (190, 4678556), (283, 3141080), (380, 2339278), (566, 1570540), (760, 1169639), (1132, 785270), (1415, 628216), (2264, 392635), (2830, 314108), (4133, 215080), (5377, 165320), (5660, 157054), (8266, 107540), (10754, 82660), (11320, 78527), (16532, 53770), (20665, 43016), (21508, 41330), (26885, 33064)]