40982780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2\times {\mathrm{53}}^1$

素因数の和:167

約数の個数: 72

約数和(自身を含む): 93786336

約数和(自身を除く): 52803556

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 53, 82, 92, 106, 115, 164, 205, 212, 230, 265, 410, 460, 530, 820, 943, 1060, 1219, 1681, 1886, 2173, 2438, 3362, 3772, 4346, 4715, 4876, 6095, 6724, 8405, 8692, 9430, 10865, 12190, 16810, 18860, 21730, 24380, 33620, 38663, 43460, 49979, 77326, 89093, 99958, 154652, 178186, 193315, 199916, 249895, 356372, 386630, 445465, 499790, 773260, 890930, 999580, 1781860, 2049139, 4098278, 8196556, 10245695, 20491390, 40982780]

約数ペア:

[(1, 40982780), (2, 20491390), (4, 10245695), (5, 8196556), (10, 4098278), (20, 2049139), (23, 1781860), (41, 999580), (46, 890930), (53, 773260), (82, 499790), (92, 445465), (106, 386630), (115, 356372), (164, 249895), (205, 199916), (212, 193315), (230, 178186), (265, 154652), (410, 99958), (460, 89093), (530, 77326), (820, 49979), (943, 43460), (1060, 38663), (1219, 33620), (1681, 24380), (1886, 21730), (2173, 18860), (2438, 16810), (3362, 12190), (3772, 10865), (4346, 9430), (4715, 8692), (4876, 8405), (6095, 6724)]