298704890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1091}}^1$

素因数の和:1259

約数の個数: 64

約数和(自身を含む): 622702080

約数和(自身を除く): 323997190

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 131, 190, 209, 262, 418, 655, 1045, 1091, 1310, 1441, 2090, 2182, 2489, 2882, 4978, 5455, 7205, 10910, 12001, 12445, 14410, 20729, 24002, 24890, 27379, 41458, 54758, 60005, 103645, 120010, 136895, 142921, 207290, 228019, 273790, 285842, 456038, 714605, 1140095, 1429210, 1572131, 2280190, 2715499, 3144262, 5430998, 7860655, 13577495, 15721310, 27154990, 29870489, 59740978, 149352445, 298704890]

約数ペア:

[(1, 298704890), (2, 149352445), (5, 59740978), (10, 29870489), (11, 27154990), (19, 15721310), (22, 13577495), (38, 7860655), (55, 5430998), (95, 3144262), (110, 2715499), (131, 2280190), (190, 1572131), (209, 1429210), (262, 1140095), (418, 714605), (655, 456038), (1045, 285842), (1091, 273790), (1310, 228019), (1441, 207290), (2090, 142921), (2182, 136895), (2489, 120010), (2882, 103645), (4978, 60005), (5455, 54758), (7205, 41458), (10910, 27379), (12001, 24890), (12445, 24002), (14410, 20729)]