2245655240

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{313639}}^1$

素因数の和:313829

約数の個数: 32

約数和(自身を含む): 5080968000

約数和(自身を除く): 2835312760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 7160, 313639, 627278, 1254556, 1568195, 2509112, 3136390, 6272780, 12545560, 56141381, 112282762, 224565524, 280706905, 449131048, 561413810, 1122827620, 2245655240]

約数ペア:

[(1, 2245655240), (2, 1122827620), (4, 561413810), (5, 449131048), (8, 280706905), (10, 224565524), (20, 112282762), (40, 56141381), (179, 12545560), (358, 6272780), (716, 3136390), (895, 2509112), (1432, 1568195), (1790, 1254556), (3580, 627278), (7160, 313639)]