20680176

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{739}}^1$

素因数の和:814

約数の個数: 80

約数和(自身を含む): 59460480

約数和(自身を除く): 38780304

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 53, 66, 88, 106, 132, 159, 176, 212, 264, 318, 424, 528, 583, 636, 739, 848, 1166, 1272, 1478, 1749, 2217, 2332, 2544, 2956, 3498, 4434, 4664, 5912, 6996, 8129, 8868, 9328, 11824, 13992, 16258, 17736, 24387, 27984, 32516, 35472, 39167, 48774, 65032, 78334, 97548, 117501, 130064, 156668, 195096, 235002, 313336, 390192, 430837, 470004, 626672, 861674, 940008, 1292511, 1723348, 1880016, 2585022, 3446696, 5170044, 6893392, 10340088, 20680176]

約数ペア:

[(1, 20680176), (2, 10340088), (3, 6893392), (4, 5170044), (6, 3446696), (8, 2585022), (11, 1880016), (12, 1723348), (16, 1292511), (22, 940008), (24, 861674), (33, 626672), (44, 470004), (48, 430837), (53, 390192), (66, 313336), (88, 235002), (106, 195096), (132, 156668), (159, 130064), (176, 117501), (212, 97548), (264, 78334), (318, 65032), (424, 48774), (528, 39167), (583, 35472), (636, 32516), (739, 27984), (848, 24387), (1166, 17736), (1272, 16258), (1478, 13992), (1749, 11824), (2217, 9328), (2332, 8868), (2544, 8129), (2956, 6996), (3498, 5912), (4434, 4664)]