29117140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2113}}^1$

素因数の和:2188

約数の個数: 48

約数和(自身を含む): 67123728

約数和(自身を除く): 38006588

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2113, 2756, 3445, 4226, 6890, 8452, 10565, 13780, 21130, 27469, 42260, 54938, 109876, 111989, 137345, 223978, 274690, 447956, 549380, 559945, 1119890, 1455857, 2239780, 2911714, 5823428, 7279285, 14558570, 29117140]

約数ペア:

[(1, 29117140), (2, 14558570), (4, 7279285), (5, 5823428), (10, 2911714), (13, 2239780), (20, 1455857), (26, 1119890), (52, 559945), (53, 549380), (65, 447956), (106, 274690), (130, 223978), (212, 137345), (260, 111989), (265, 109876), (530, 54938), (689, 42260), (1060, 27469), (1378, 21130), (2113, 13780), (2756, 10565), (3445, 8452), (4226, 6890)]