28083640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1019}}^1$

素因数の和:1096

約数の個数: 64

約数和(自身を含む): 69400800

約数和(自身を除く): 41317160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 260, 265, 424, 520, 530, 689, 1019, 1060, 1378, 2038, 2120, 2756, 3445, 4076, 5095, 5512, 6890, 8152, 10190, 13247, 13780, 20380, 26494, 27560, 40760, 52988, 54007, 66235, 105976, 108014, 132470, 216028, 264940, 270035, 432056, 529880, 540070, 702091, 1080140, 1404182, 2160280, 2808364, 3510455, 5616728, 7020910, 14041820, 28083640]

約数ペア:

[(1, 28083640), (2, 14041820), (4, 7020910), (5, 5616728), (8, 3510455), (10, 2808364), (13, 2160280), (20, 1404182), (26, 1080140), (40, 702091), (52, 540070), (53, 529880), (65, 432056), (104, 270035), (106, 264940), (130, 216028), (212, 132470), (260, 108014), (265, 105976), (424, 66235), (520, 54007), (530, 52988), (689, 40760), (1019, 27560), (1060, 26494), (1378, 20380), (2038, 13780), (2120, 13247), (2756, 10190), (3445, 8152), (4076, 6890), (5095, 5512)]