29890040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{587}}^1$

素因数の和:684

約数の個数: 64

約数和(自身を含む): 71971200

約数和(自身を除く): 42081160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 67, 76, 95, 134, 152, 190, 268, 335, 380, 536, 587, 670, 760, 1174, 1273, 1340, 2348, 2546, 2680, 2935, 4696, 5092, 5870, 6365, 10184, 11153, 11740, 12730, 22306, 23480, 25460, 39329, 44612, 50920, 55765, 78658, 89224, 111530, 157316, 196645, 223060, 314632, 393290, 446120, 747251, 786580, 1494502, 1573160, 2989004, 3736255, 5978008, 7472510, 14945020, 29890040]

約数ペア:

[(1, 29890040), (2, 14945020), (4, 7472510), (5, 5978008), (8, 3736255), (10, 2989004), (19, 1573160), (20, 1494502), (38, 786580), (40, 747251), (67, 446120), (76, 393290), (95, 314632), (134, 223060), (152, 196645), (190, 157316), (268, 111530), (335, 89224), (380, 78658), (536, 55765), (587, 50920), (670, 44612), (760, 39329), (1174, 25460), (1273, 23480), (1340, 22306), (2348, 12730), (2546, 11740), (2680, 11153), (2935, 10184), (4696, 6365), (5092, 5870)]