29966920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{347}}^1$

素因数の和:502

約数の個数: 64

約数和(自身を含む): 72161280

約数和(自身を除く): 42194360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 127, 136, 170, 254, 340, 347, 508, 635, 680, 694, 1016, 1270, 1388, 1735, 2159, 2540, 2776, 3470, 4318, 5080, 5899, 6940, 8636, 10795, 11798, 13880, 17272, 21590, 23596, 29495, 43180, 44069, 47192, 58990, 86360, 88138, 117980, 176276, 220345, 235960, 352552, 440690, 749173, 881380, 1498346, 1762760, 2996692, 3745865, 5993384, 7491730, 14983460, 29966920]

約数ペア:

[(1, 29966920), (2, 14983460), (4, 7491730), (5, 5993384), (8, 3745865), (10, 2996692), (17, 1762760), (20, 1498346), (34, 881380), (40, 749173), (68, 440690), (85, 352552), (127, 235960), (136, 220345), (170, 176276), (254, 117980), (340, 88138), (347, 86360), (508, 58990), (635, 47192), (680, 44069), (694, 43180), (1016, 29495), (1270, 23596), (1388, 21590), (1735, 17272), (2159, 13880), (2540, 11798), (2776, 10795), (3470, 8636), (4318, 6940), (5080, 5899)]