30458870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:369

約数の個数: 48

約数和(自身を含む): 60477840

約数和(自身を除く): 30018970

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 169, 269, 335, 338, 538, 670, 845, 871, 1345, 1690, 1742, 2690, 3497, 4355, 6994, 8710, 11323, 17485, 18023, 22646, 34970, 36046, 45461, 56615, 90115, 90922, 113230, 180230, 227305, 234299, 454610, 468598, 1171495, 2342990, 3045887, 6091774, 15229435, 30458870]

約数ペア:

[(1, 30458870), (2, 15229435), (5, 6091774), (10, 3045887), (13, 2342990), (26, 1171495), (65, 468598), (67, 454610), (130, 234299), (134, 227305), (169, 180230), (269, 113230), (335, 90922), (338, 90115), (538, 56615), (670, 45461), (845, 36046), (871, 34970), (1345, 22646), (1690, 18023), (1742, 17485), (2690, 11323), (3497, 8710), (4355, 6994)]