15904330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 33384960

約数和(自身を除く): 17480630

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 47, 65, 94, 95, 130, 137, 190, 235, 247, 274, 470, 494, 611, 685, 893, 1222, 1235, 1370, 1781, 1786, 2470, 2603, 3055, 3562, 4465, 5206, 6110, 6439, 8905, 8930, 11609, 12878, 13015, 17810, 23218, 26030, 32195, 33839, 58045, 64390, 67678, 83707, 116090, 122341, 167414, 169195, 244682, 338390, 418535, 611705, 837070, 1223410, 1590433, 3180866, 7952165, 15904330]

約数ペア:

[(1, 15904330), (2, 7952165), (5, 3180866), (10, 1590433), (13, 1223410), (19, 837070), (26, 611705), (38, 418535), (47, 338390), (65, 244682), (94, 169195), (95, 167414), (130, 122341), (137, 116090), (190, 83707), (235, 67678), (247, 64390), (274, 58045), (470, 33839), (494, 32195), (611, 26030), (685, 23218), (893, 17810), (1222, 13015), (1235, 12878), (1370, 11609), (1781, 8930), (1786, 8905), (2470, 6439), (2603, 6110), (3055, 5206), (3562, 4465)]