56271820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 137281536

約数和(自身を除く): 81009716

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 37, 44, 55, 62, 74, 110, 124, 148, 155, 185, 220, 223, 310, 341, 370, 407, 446, 620, 682, 740, 814, 892, 1115, 1147, 1364, 1628, 1705, 2035, 2230, 2294, 2453, 3410, 4070, 4460, 4588, 4906, 5735, 6820, 6913, 8140, 8251, 9812, 11470, 12265, 12617, 13826, 16502, 22940, 24530, 25234, 27652, 33004, 34565, 41255, 49060, 50468, 63085, 69130, 76043, 82510, 90761, 126170, 138260, 152086, 165020, 181522, 252340, 255781, 304172, 363044, 380215, 453805, 511562, 760430, 907610, 1023124, 1278905, 1520860, 1815220, 2557810, 2813591, 5115620, 5627182, 11254364, 14067955, 28135910, 56271820]

約数ペア:

[(1, 56271820), (2, 28135910), (4, 14067955), (5, 11254364), (10, 5627182), (11, 5115620), (20, 2813591), (22, 2557810), (31, 1815220), (37, 1520860), (44, 1278905), (55, 1023124), (62, 907610), (74, 760430), (110, 511562), (124, 453805), (148, 380215), (155, 363044), (185, 304172), (220, 255781), (223, 252340), (310, 181522), (341, 165020), (370, 152086), (407, 138260), (446, 126170), (620, 90761), (682, 82510), (740, 76043), (814, 69130), (892, 63085), (1115, 50468), (1147, 49060), (1364, 41255), (1628, 34565), (1705, 33004), (2035, 27652), (2230, 25234), (2294, 24530), (2453, 22940), (3410, 16502), (4070, 13826), (4460, 12617), (4588, 12265), (4906, 11470), (5735, 9812), (6820, 8251), (6913, 8140)]