40725440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{18181}}^1$

素因数の和:18205

約数の個数: 56

約数和(自身を含む): 110837472

約数和(自身を除く): 70112032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 18181, 36362, 72724, 90905, 127267, 145448, 181810, 254534, 290896, 363620, 509068, 581792, 636335, 727240, 1018136, 1163584, 1272670, 1454480, 2036272, 2545340, 2908960, 4072544, 5090680, 5817920, 8145088, 10181360, 20362720, 40725440]

約数ペア:

[(1, 40725440), (2, 20362720), (4, 10181360), (5, 8145088), (7, 5817920), (8, 5090680), (10, 4072544), (14, 2908960), (16, 2545340), (20, 2036272), (28, 1454480), (32, 1272670), (35, 1163584), (40, 1018136), (56, 727240), (64, 636335), (70, 581792), (80, 509068), (112, 363620), (140, 290896), (160, 254534), (224, 181810), (280, 145448), (320, 127267), (448, 90905), (560, 72724), (1120, 36362), (2240, 18181)]