56175020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:279

約数の個数: 96

約数和(自身を含む): 137894400

約数和(自身を除く): 81719380

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 89, 95, 110, 151, 178, 190, 209, 220, 302, 356, 380, 418, 445, 604, 755, 836, 890, 979, 1045, 1510, 1661, 1691, 1780, 1958, 2090, 2869, 3020, 3322, 3382, 3916, 4180, 4895, 5738, 6644, 6764, 8305, 8455, 9790, 11476, 13439, 14345, 16610, 16910, 18601, 19580, 26878, 28690, 31559, 33220, 33820, 37202, 53756, 57380, 63118, 67195, 74404, 93005, 126236, 134390, 147829, 157795, 186010, 255341, 268780, 295658, 315590, 372020, 510682, 591316, 631180, 739145, 1021364, 1276705, 1478290, 2553410, 2808751, 2956580, 5106820, 5617502, 11235004, 14043755, 28087510, 56175020]

約数ペア:

[(1, 56175020), (2, 28087510), (4, 14043755), (5, 11235004), (10, 5617502), (11, 5106820), (19, 2956580), (20, 2808751), (22, 2553410), (38, 1478290), (44, 1276705), (55, 1021364), (76, 739145), (89, 631180), (95, 591316), (110, 510682), (151, 372020), (178, 315590), (190, 295658), (209, 268780), (220, 255341), (302, 186010), (356, 157795), (380, 147829), (418, 134390), (445, 126236), (604, 93005), (755, 74404), (836, 67195), (890, 63118), (979, 57380), (1045, 53756), (1510, 37202), (1661, 33820), (1691, 33220), (1780, 31559), (1958, 28690), (2090, 26878), (2869, 19580), (3020, 18601), (3322, 16910), (3382, 16610), (3916, 14345), (4180, 13439), (4895, 11476), (5738, 9790), (6644, 8455), (6764, 8305)]